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Finding the Fourth Proportional to 458,680.93, 633,000.70 and 254,732.75

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Solution

The fourth proportional to 458,680.93, 633,000.70 and 254,732.75 is: 351,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,680.93 : 633,000.70 = 254,732.75 : x
  2. Step 2: Convert to fraction form
    458,680.93/633,000.70 = 254,732.75/x
  3. Step 3: Cross multiply
    458,680.93x = 633,000.70 × 254,732.75
  4. Step 4: Simplify right side
    458,680.93x = 161,246,007,873.65
  5. Step 5: Solve for x
    x = 161,246,007,873.65/458,680.93
  6. Step 6: Final answer
    x = 351,542.87

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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.