Home / 501,512.43-752,265.99-122,435.17

Finding the Fourth Proportional to 501,512.43, 752,265.99 and 122,435.17

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Solution

The fourth proportional to 501,512.43, 752,265.99 and 122,435.17 is: 183,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,512.43 : 752,265.99 = 122,435.17 : x
  2. Step 2: Convert to fraction form
    501,512.43/752,265.99 = 122,435.17/x
  3. Step 3: Cross multiply
    501,512.43x = 752,265.99 × 122,435.17
  4. Step 4: Simplify right side
    501,512.43x = 92,103,814,370.87
  5. Step 5: Solve for x
    x = 92,103,814,370.87/501,512.43
  6. Step 6: Final answer
    x = 183,652.11

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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.