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Finding the Fourth Proportional to 536,260.91, 740,046.11 and 294,549.12

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Solution

The fourth proportional to 536,260.91, 740,046.11 and 294,549.12 is: 406,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,260.91 : 740,046.11 = 294,549.12 : x
  2. Step 2: Convert to fraction form
    536,260.91/740,046.11 = 294,549.12/x
  3. Step 3: Cross multiply
    536,260.91x = 740,046.11 × 294,549.12
  4. Step 4: Simplify right side
    536,260.91x = 217,979,928,987.18
  5. Step 5: Solve for x
    x = 217,979,928,987.18/536,260.91
  6. Step 6: Final answer
    x = 406,481.11

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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.