Home / 657,057.39-906,933.11-385,184.13

Finding the Fourth Proportional to 657,057.39, 906,933.11 and 385,184.13

Calculator

Solution

The fourth proportional to 657,057.39, 906,933.11 and 385,184.13 is: 531,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,057.39 : 906,933.11 = 385,184.13 : x
  2. Step 2: Convert to fraction form
    657,057.39/906,933.11 = 385,184.13/x
  3. Step 3: Cross multiply
    657,057.39x = 906,933.11 × 385,184.13
  4. Step 4: Simplify right side
    657,057.39x = 349,336,240,943.54
  5. Step 5: Solve for x
    x = 349,336,240,943.54/657,057.39
  6. Step 6: Final answer
    x = 531,667.78

Related Problems

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.