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Finding the Fourth Proportional to 373,073.97, 559,719.96 and 120,348.88

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Solution

The fourth proportional to 373,073.97, 559,719.96 and 120,348.88 is: 180,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,073.97 : 559,719.96 = 120,348.88 : x
  2. Step 2: Convert to fraction form
    373,073.97/559,719.96 = 120,348.88/x
  3. Step 3: Cross multiply
    373,073.97x = 559,719.96 × 120,348.88
  4. Step 4: Simplify right side
    373,073.97x = 67,361,668,900.34
  5. Step 5: Solve for x
    x = 67,361,668,900.34/373,073.97
  6. Step 6: Final answer
    x = 180,558.48

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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.