Home / 404,898.14-607,284.94-135,031

Finding the Fourth Proportional to 404,898.14, 607,284.94 and 135,031

Calculator

Solution

The fourth proportional to 404,898.14, 607,284.94 and 135,031 is: 202,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,898.14 : 607,284.94 = 135,031 : x
  2. Step 2: Convert to fraction form
    404,898.14/607,284.94 = 135,031/x
  3. Step 3: Cross multiply
    404,898.14x = 607,284.94 × 135,031
  4. Step 4: Simplify right side
    404,898.14x = 82,002,292,733.14
  5. Step 5: Solve for x
    x = 82,002,292,733.14/404,898.14
  6. Step 6: Final answer
    x = 202,525.73

Related Problems

Find fourth proportional to 202,449.07, 303,642.47 and 67,515.50
Half scale
Find fourth proportional to 809,796.28, 1,214,569.88 and 270,062
Double scale
Find fourth proportional to 404,899.14, 607,286.44 and 135,032
Similar ratio
Find fourth proportional to 607,347.21, 910,927.41 and 202,546.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.