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Finding the Fourth Proportional to 434,793.30, 651,671.55 and 182,073.30

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Solution

The fourth proportional to 434,793.30, 651,671.55 and 182,073.30 is: 272,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,793.30 : 651,671.55 = 182,073.30 : x
  2. Step 2: Convert to fraction form
    434,793.30/651,671.55 = 182,073.30/x
  3. Step 3: Cross multiply
    434,793.30x = 651,671.55 × 182,073.30
  4. Step 4: Simplify right side
    434,793.30x = 118,651,989,624.62
  5. Step 5: Solve for x
    x = 118,651,989,624.62/434,793.30
  6. Step 6: Final answer
    x = 272,892.87

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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.