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Finding the Fourth Proportional to 502,754.72, 693,793.22 and 273,317.69

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Solution

The fourth proportional to 502,754.72, 693,793.22 and 273,317.69 is: 377,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,754.72 : 693,793.22 = 273,317.69 : x
  2. Step 2: Convert to fraction form
    502,754.72/693,793.22 = 273,317.69/x
  3. Step 3: Cross multiply
    502,754.72x = 693,793.22 × 273,317.69
  4. Step 4: Simplify right side
    502,754.72x = 189,625,960,595.96
  5. Step 5: Solve for x
    x = 189,625,960,595.96/502,754.72
  6. Step 6: Final answer
    x = 377,173.91

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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.