Home / 327,637.42-491,456.33-90,980.13

Finding the Fourth Proportional to 327,637.42, 491,456.33 and 90,980.13

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Solution

The fourth proportional to 327,637.42, 491,456.33 and 90,980.13 is: 136,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,637.42 : 491,456.33 = 90,980.13 : x
  2. Step 2: Convert to fraction form
    327,637.42/491,456.33 = 90,980.13/x
  3. Step 3: Cross multiply
    327,637.42x = 491,456.33 × 90,980.13
  4. Step 4: Simplify right side
    327,637.42x = 44,712,758,335.44
  5. Step 5: Solve for x
    x = 44,712,758,335.44/327,637.42
  6. Step 6: Final answer
    x = 136,470.24

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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.