Home / 938,294.96-1,294,833.02-530,382.47

Finding the Fourth Proportional to 938,294.96, 1,294,833.02 and 530,382.47

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Solution

The fourth proportional to 938,294.96, 1,294,833.02 and 530,382.47 is: 731,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,294.96 : 1,294,833.02 = 530,382.47 : x
  2. Step 2: Convert to fraction form
    938,294.96/1,294,833.02 = 530,382.47/x
  3. Step 3: Cross multiply
    938,294.96x = 1,294,833.02 × 530,382.47
  4. Step 4: Simplify right side
    938,294.96x = 686,756,726,259.08
  5. Step 5: Solve for x
    x = 686,756,726,259.08/938,294.96
  6. Step 6: Final answer
    x = 731,919.88

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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.