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Finding the Fourth Proportional to 441,435.38, 662,159.32 and 125,892.29

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Solution

The fourth proportional to 441,435.38, 662,159.32 and 125,892.29 is: 188,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,435.38 : 662,159.32 = 125,892.29 : x
  2. Step 2: Convert to fraction form
    441,435.38/662,159.32 = 125,892.29/x
  3. Step 3: Cross multiply
    441,435.38x = 662,159.32 × 125,892.29
  4. Step 4: Simplify right side
    441,435.38x = 83,360,754,480.31
  5. Step 5: Solve for x
    x = 83,360,754,480.31/441,435.38
  6. Step 6: Final answer
    x = 188,840.22

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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.