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Finding the Fourth Proportional to 503,377.76, 755,197.28 and 187,837.04

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Solution

The fourth proportional to 503,377.76, 755,197.28 and 187,837.04 is: 281,804.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,377.76 : 755,197.28 = 187,837.04 : x
  2. Step 2: Convert to fraction form
    503,377.76/755,197.28 = 187,837.04/x
  3. Step 3: Cross multiply
    503,377.76x = 755,197.28 × 187,837.04
  4. Step 4: Simplify right side
    503,377.76x = 141,854,021,691.25
  5. Step 5: Solve for x
    x = 141,854,021,691.25/503,377.76
  6. Step 6: Final answer
    x = 281,804.31

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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.