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Finding the Fourth Proportional to 676,998, 934,257.24 and 375,211.44

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Solution

The fourth proportional to 676,998, 934,257.24 and 375,211.44 is: 517,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,998 : 934,257.24 = 375,211.44 : x
  2. Step 2: Convert to fraction form
    676,998/934,257.24 = 375,211.44/x
  3. Step 3: Cross multiply
    676,998x = 934,257.24 × 375,211.44
  4. Step 4: Simplify right side
    676,998x = 350,544,004,350.83
  5. Step 5: Solve for x
    x = 350,544,004,350.83/676,998
  6. Step 6: Final answer
    x = 517,791.79

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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.