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Finding the Fourth Proportional to 546,063.50, 819,039.90 and 146,652.38

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Solution

The fourth proportional to 546,063.50, 819,039.90 and 146,652.38 is: 219,963.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,063.50 : 819,039.90 = 146,652.38 : x
  2. Step 2: Convert to fraction form
    546,063.50/819,039.90 = 146,652.38/x
  3. Step 3: Cross multiply
    546,063.50x = 819,039.90 × 146,652.38
  4. Step 4: Simplify right side
    546,063.50x = 120,114,150,649.96
  5. Step 5: Solve for x
    x = 120,114,150,649.96/546,063.50
  6. Step 6: Final answer
    x = 219,963.71

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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.