Home / 327,280.16-490,326.96-149,935.52

Finding the Fourth Proportional to 327,280.16, 490,326.96 and 149,935.52

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Solution

The fourth proportional to 327,280.16, 490,326.96 and 149,935.52 is: 224,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,280.16 : 490,326.96 = 149,935.52 : x
  2. Step 2: Convert to fraction form
    327,280.16/490,326.96 = 149,935.52/x
  3. Step 3: Cross multiply
    327,280.16x = 490,326.96 × 149,935.52
  4. Step 4: Simplify right side
    327,280.16x = 73,517,427,717.62
  5. Step 5: Solve for x
    x = 73,517,427,717.62/327,280.16
  6. Step 6: Final answer
    x = 224,631.48

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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.