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Finding the Fourth Proportional to 491,544.54, 737,316.54 and 281,034.90

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Solution

The fourth proportional to 491,544.54, 737,316.54 and 281,034.90 is: 421,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,544.54 : 737,316.54 = 281,034.90 : x
  2. Step 2: Convert to fraction form
    491,544.54/737,316.54 = 281,034.90/x
  3. Step 3: Cross multiply
    491,544.54x = 737,316.54 × 281,034.90
  4. Step 4: Simplify right side
    491,544.54x = 207,211,680,087.25
  5. Step 5: Solve for x
    x = 207,211,680,087.25/491,544.54
  6. Step 6: Final answer
    x = 421,552.20

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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.