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Finding the Fourth Proportional to 546,107.52, 819,160.56 and 146,748.30

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Solution

The fourth proportional to 546,107.52, 819,160.56 and 146,748.30 is: 220,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,107.52 : 819,160.56 = 146,748.30 : x
  2. Step 2: Convert to fraction form
    546,107.52/819,160.56 = 146,748.30/x
  3. Step 3: Cross multiply
    546,107.52x = 819,160.56 × 146,748.30
  4. Step 4: Simplify right side
    546,107.52x = 120,210,419,607.05
  5. Step 5: Solve for x
    x = 120,210,419,607.05/546,107.52
  6. Step 6: Final answer
    x = 220,122.26

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1.5x scale

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.