Home / 327,185.28-490,777.26-90,527.28

Finding the Fourth Proportional to 327,185.28, 490,777.26 and 90,527.28

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Solution

The fourth proportional to 327,185.28, 490,777.26 and 90,527.28 is: 135,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,185.28 : 490,777.26 = 90,527.28 : x
  2. Step 2: Convert to fraction form
    327,185.28/490,777.26 = 90,527.28/x
  3. Step 3: Cross multiply
    327,185.28x = 490,777.26 × 90,527.28
  4. Step 4: Simplify right side
    327,185.28x = 44,428,730,433.65
  5. Step 5: Solve for x
    x = 44,428,730,433.65/327,185.28
  6. Step 6: Final answer
    x = 135,790.74

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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.