Home / 327,620.16-490,836.96-150,275.52

Finding the Fourth Proportional to 327,620.16, 490,836.96 and 150,275.52

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Solution

The fourth proportional to 327,620.16, 490,836.96 and 150,275.52 is: 225,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,620.16 : 490,836.96 = 150,275.52 : x
  2. Step 2: Convert to fraction form
    327,620.16/490,836.96 = 150,275.52/x
  3. Step 3: Cross multiply
    327,620.16x = 490,836.96 × 150,275.52
  4. Step 4: Simplify right side
    327,620.16x = 73,760,779,399.22
  5. Step 5: Solve for x
    x = 73,760,779,399.22/327,620.16
  6. Step 6: Final answer
    x = 225,141.15

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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.