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Finding the Fourth Proportional to 299,254.28, 449,084.76 and 121,793.59

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Solution

The fourth proportional to 299,254.28, 449,084.76 and 121,793.59 is: 182,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,254.28 : 449,084.76 = 121,793.59 : x
  2. Step 2: Convert to fraction form
    299,254.28/449,084.76 = 121,793.59/x
  3. Step 3: Cross multiply
    299,254.28x = 449,084.76 × 121,793.59
  4. Step 4: Simplify right side
    299,254.28x = 54,695,645,239.32
  5. Step 5: Solve for x
    x = 54,695,645,239.32/299,254.28
  6. Step 6: Final answer
    x = 182,773.14

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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.