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Finding the Fourth Proportional to 559,729.54, 839,347.11 and 160,279.54

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Solution

The fourth proportional to 559,729.54, 839,347.11 and 160,279.54 is: 240,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,729.54 : 839,347.11 = 160,279.54 : x
  2. Step 2: Convert to fraction form
    559,729.54/839,347.11 = 160,279.54/x
  3. Step 3: Cross multiply
    559,729.54x = 839,347.11 × 160,279.54
  4. Step 4: Simplify right side
    559,729.54x = 134,530,168,691.13
  5. Step 5: Solve for x
    x = 134,530,168,691.13/559,729.54
  6. Step 6: Final answer
    x = 240,348.52

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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.