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Finding the Fourth Proportional to 332,274.60, 498,411.90 and 199,564.20

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Solution

The fourth proportional to 332,274.60, 498,411.90 and 199,564.20 is: 299,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,274.60 : 498,411.90 = 199,564.20 : x
  2. Step 2: Convert to fraction form
    332,274.60/498,411.90 = 199,564.20/x
  3. Step 3: Cross multiply
    332,274.60x = 498,411.90 × 199,564.20
  4. Step 4: Simplify right side
    332,274.60x = 99,465,172,093.98
  5. Step 5: Solve for x
    x = 99,465,172,093.98/332,274.60
  6. Step 6: Final answer
    x = 299,346.30

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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.