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Finding the Fourth Proportional to 501,510.88, 752,267.13 and 177,540.04

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Solution

The fourth proportional to 501,510.88, 752,267.13 and 177,540.04 is: 266,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,510.88 : 752,267.13 = 177,540.04 : x
  2. Step 2: Convert to fraction form
    501,510.88/752,267.13 = 177,540.04/x
  3. Step 3: Cross multiply
    501,510.88x = 752,267.13 × 177,540.04
  4. Step 4: Simplify right side
    501,510.88x = 133,557,536,350.89
  5. Step 5: Solve for x
    x = 133,557,536,350.89/501,510.88
  6. Step 6: Final answer
    x = 266,310.35

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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.