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Finding the Fourth Proportional to 502,728.69, 754,452.90 and 182,879.94

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Solution

The fourth proportional to 502,728.69, 754,452.90 and 182,879.94 is: 274,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,728.69 : 754,452.90 = 182,879.94 : x
  2. Step 2: Convert to fraction form
    502,728.69/754,452.90 = 182,879.94/x
  3. Step 3: Cross multiply
    502,728.69x = 754,452.90 × 182,879.94
  4. Step 4: Simplify right side
    502,728.69x = 137,974,301,084.83
  5. Step 5: Solve for x
    x = 137,974,301,084.83/502,728.69
  6. Step 6: Final answer
    x = 274,450.82

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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.