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Finding the Fourth Proportional to 326,287.49, 450,281.16 and 244,470.60

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Solution

The fourth proportional to 326,287.49, 450,281.16 and 244,470.60 is: 337,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,287.49 : 450,281.16 = 244,470.60 : x
  2. Step 2: Convert to fraction form
    326,287.49/450,281.16 = 244,470.60/x
  3. Step 3: Cross multiply
    326,287.49x = 450,281.16 × 244,470.60
  4. Step 4: Simplify right side
    326,287.49x = 110,080,505,353.90
  5. Step 5: Solve for x
    x = 110,080,505,353.90/326,287.49
  6. Step 6: Final answer
    x = 337,372.75

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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.