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Finding the Fourth Proportional to 502,234.67, 693,088.93 and 272,796.44

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Solution

The fourth proportional to 502,234.67, 693,088.93 and 272,796.44 is: 376,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,234.67 : 693,088.93 = 272,796.44 : x
  2. Step 2: Convert to fraction form
    502,234.67/693,088.93 = 272,796.44/x
  3. Step 3: Cross multiply
    502,234.67x = 693,088.93 × 272,796.44
  4. Step 4: Simplify right side
    502,234.67x = 189,072,192,707.41
  5. Step 5: Solve for x
    x = 189,072,192,707.41/502,234.67
  6. Step 6: Final answer
    x = 376,461.85

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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.