Home / 938,387.76-1,294,965.43-524,919.17

Finding the Fourth Proportional to 938,387.76, 1,294,965.43 and 524,919.17

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Solution

The fourth proportional to 938,387.76, 1,294,965.43 and 524,919.17 is: 724,383.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,387.76 : 1,294,965.43 = 524,919.17 : x
  2. Step 2: Convert to fraction form
    938,387.76/1,294,965.43 = 524,919.17/x
  3. Step 3: Cross multiply
    938,387.76x = 1,294,965.43 × 524,919.17
  4. Step 4: Simplify right side
    938,387.76x = 679,752,180,619.41
  5. Step 5: Solve for x
    x = 679,752,180,619.41/938,387.76
  6. Step 6: Final answer
    x = 724,383.04

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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.