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Finding the Fourth Proportional to 676,841.04, 934,077.96 and 375,028.56

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Solution

The fourth proportional to 676,841.04, 934,077.96 and 375,028.56 is: 517,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,841.04 : 934,077.96 = 375,028.56 : x
  2. Step 2: Convert to fraction form
    676,841.04/934,077.96 = 375,028.56/x
  3. Step 3: Cross multiply
    676,841.04x = 934,077.96 × 375,028.56
  4. Step 4: Simplify right side
    676,841.04x = 350,305,912,266.54
  5. Step 5: Solve for x
    x = 350,305,912,266.54/676,841.04
  6. Step 6: Final answer
    x = 517,560.09

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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.