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Finding the Fourth Proportional to 546,108.52, 819,162.06 and 146,749.30

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Solution

The fourth proportional to 546,108.52, 819,162.06 and 146,749.30 is: 220,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,108.52 : 819,162.06 = 146,749.30 : x
  2. Step 2: Convert to fraction form
    546,108.52/819,162.06 = 146,749.30/x
  3. Step 3: Cross multiply
    546,108.52x = 819,162.06 × 146,749.30
  4. Step 4: Simplify right side
    546,108.52x = 120,211,458,891.56
  5. Step 5: Solve for x
    x = 120,211,458,891.56/546,108.52
  6. Step 6: Final answer
    x = 220,123.76

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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.