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Finding the Fourth Proportional to 327,166.69, 490,750.20 and 149,549.14

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Solution

The fourth proportional to 327,166.69, 490,750.20 and 149,549.14 is: 224,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,166.69 : 490,750.20 = 149,549.14 : x
  2. Step 2: Convert to fraction form
    327,166.69/490,750.20 = 149,549.14/x
  3. Step 3: Cross multiply
    327,166.69x = 490,750.20 × 149,549.14
  4. Step 4: Simplify right side
    327,166.69x = 73,391,270,364.83
  5. Step 5: Solve for x
    x = 73,391,270,364.83/327,166.69
  6. Step 6: Final answer
    x = 224,323.79

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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.