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Finding the Fourth Proportional to 293,385.62, 440,074.92 and 93,703.34

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Solution

The fourth proportional to 293,385.62, 440,074.92 and 93,703.34 is: 140,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,385.62 : 440,074.92 = 93,703.34 : x
  2. Step 2: Convert to fraction form
    293,385.62/440,074.92 = 93,703.34/x
  3. Step 3: Cross multiply
    293,385.62x = 440,074.92 × 93,703.34
  4. Step 4: Simplify right side
    293,385.62x = 41,236,489,854.23
  5. Step 5: Solve for x
    x = 41,236,489,854.23/293,385.62
  6. Step 6: Final answer
    x = 140,553.89

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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.