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Finding the Fourth Proportional to 275,443.92, 413,301.96 and 163,119.60

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Solution

The fourth proportional to 275,443.92, 413,301.96 and 163,119.60 is: 244,759.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,443.92 : 413,301.96 = 163,119.60 : x
  2. Step 2: Convert to fraction form
    275,443.92/413,301.96 = 163,119.60/x
  3. Step 3: Cross multiply
    275,443.92x = 413,301.96 × 163,119.60
  4. Step 4: Simplify right side
    275,443.92x = 67,417,650,394.42
  5. Step 5: Solve for x
    x = 67,417,650,394.42/275,443.92
  6. Step 6: Final answer
    x = 244,759.99

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1.5x scale

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.