Home / 861,231.29-1,188,453.95-473,972.69

Finding the Fourth Proportional to 861,231.29, 1,188,453.95 and 473,972.69

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Solution

The fourth proportional to 861,231.29, 1,188,453.95 and 473,972.69 is: 654,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,231.29 : 1,188,453.95 = 473,972.69 : x
  2. Step 2: Convert to fraction form
    861,231.29/1,188,453.95 = 473,972.69/x
  3. Step 3: Cross multiply
    861,231.29x = 1,188,453.95 × 473,972.69
  4. Step 4: Simplify right side
    861,231.29x = 563,294,716,210.69
  5. Step 5: Solve for x
    x = 563,294,716,210.69/861,231.29
  6. Step 6: Final answer
    x = 654,057.42

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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.