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Finding the Fourth Proportional to 468,966.60, 703,449.90 and 220,134.60

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Solution

The fourth proportional to 468,966.60, 703,449.90 and 220,134.60 is: 330,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,966.60 : 703,449.90 = 220,134.60 : x
  2. Step 2: Convert to fraction form
    468,966.60/703,449.90 = 220,134.60/x
  3. Step 3: Cross multiply
    468,966.60x = 703,449.90 × 220,134.60
  4. Step 4: Simplify right side
    468,966.60x = 154,853,662,356.54
  5. Step 5: Solve for x
    x = 154,853,662,356.54/468,966.60
  6. Step 6: Final answer
    x = 330,201.90

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Similar ratio
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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.