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Finding the Fourth Proportional to 451,035.95, 676,064.88 and 225,853.52

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Solution

The fourth proportional to 451,035.95, 676,064.88 and 225,853.52 is: 338,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,035.95 : 676,064.88 = 225,853.52 : x
  2. Step 2: Convert to fraction form
    451,035.95/676,064.88 = 225,853.52/x
  3. Step 3: Cross multiply
    451,035.95x = 676,064.88 × 225,853.52
  4. Step 4: Simplify right side
    451,035.95x = 152,691,629,516.05
  5. Step 5: Solve for x
    x = 152,691,629,516.05/451,035.95
  6. Step 6: Final answer
    x = 338,535.39

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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.