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Finding the Fourth Proportional to 546,113.52, 819,169.57 and 146,754.29

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Solution

The fourth proportional to 546,113.52, 819,169.57 and 146,754.29 is: 220,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,113.52 : 819,169.57 = 146,754.29 : x
  2. Step 2: Convert to fraction form
    546,113.52/819,169.57 = 146,754.29/x
  3. Step 3: Cross multiply
    546,113.52x = 819,169.57 × 146,754.29
  4. Step 4: Simplify right side
    546,113.52x = 120,216,650,591.16
  5. Step 5: Solve for x
    x = 120,216,650,591.16/546,113.52
  6. Step 6: Final answer
    x = 220,131.25

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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.