Home / 1,201,796.62-1,658,476.74-657,928

Finding the Fourth Proportional to 1,201,796.62, 1,658,476.74 and 657,928

Calculator

Solution

The fourth proportional to 1,201,796.62, 1,658,476.74 and 657,928 is: 907,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,796.62 : 1,658,476.74 = 657,928 : x
  2. Step 2: Convert to fraction form
    1,201,796.62/1,658,476.74 = 657,928/x
  3. Step 3: Cross multiply
    1,201,796.62x = 1,658,476.74 × 657,928
  4. Step 4: Simplify right side
    1,201,796.62x = 1,091,158,284,594.72
  5. Step 5: Solve for x
    x = 1,091,158,284,594.72/1,201,796.62
  6. Step 6: Final answer
    x = 907,939.22

Related Problems

Find fourth proportional to 600,898.31, 829,238.37 and 328,964
Half scale
Find fourth proportional to 2,403,593.24, 3,316,953.48 and 1,315,856
Double scale
Find fourth proportional to 1,201,797.62, 1,658,478.12 and 657,929
Similar ratio
Find fourth proportional to 1,802,694.93, 2,487,715.11 and 986,892
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.