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Finding the Fourth Proportional to 541,967.65, 746,711.00 and 357,879.31

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Solution

The fourth proportional to 541,967.65, 746,711.00 and 357,879.31 is: 493,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,967.65 : 746,711.00 = 357,879.31 : x
  2. Step 2: Convert to fraction form
    541,967.65/746,711.00 = 357,879.31/x
  3. Step 3: Cross multiply
    541,967.65x = 746,711.00 × 357,879.31
  4. Step 4: Simplify right side
    541,967.65x = 267,232,419,083.89
  5. Step 5: Solve for x
    x = 267,232,419,083.89/541,967.65
  6. Step 6: Final answer
    x = 493,078.18

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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.