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Finding the Fourth Proportional to 363,910.10, 546,059.55 and 164,261.30

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Solution

The fourth proportional to 363,910.10, 546,059.55 and 164,261.30 is: 246,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,910.10 : 546,059.55 = 164,261.30 : x
  2. Step 2: Convert to fraction form
    363,910.10/546,059.55 = 164,261.30/x
  3. Step 3: Cross multiply
    363,910.10x = 546,059.55 × 164,261.30
  4. Step 4: Simplify right side
    363,910.10x = 89,696,451,560.42
  5. Step 5: Solve for x
    x = 89,696,451,560.42/363,910.10
  6. Step 6: Final answer
    x = 246,479.70

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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.