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Finding the Fourth Proportional to 456,414.22, 629,803.15 and 252,432.73

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Solution

The fourth proportional to 456,414.22, 629,803.15 and 252,432.73 is: 348,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,414.22 : 629,803.15 = 252,432.73 : x
  2. Step 2: Convert to fraction form
    456,414.22/629,803.15 = 252,432.73/x
  3. Step 3: Cross multiply
    456,414.22x = 629,803.15 × 252,432.73
  4. Step 4: Simplify right side
    456,414.22x = 158,982,924,737.00
  5. Step 5: Solve for x
    x = 158,982,924,737.00/456,414.22
  6. Step 6: Final answer
    x = 348,330.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.