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Finding the Fourth Proportional to 324,771, 448,153.20 and 181,527.76

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Solution

The fourth proportional to 324,771, 448,153.20 and 181,527.76 is: 250,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,771 : 448,153.20 = 181,527.76 : x
  2. Step 2: Convert to fraction form
    324,771/448,153.20 = 181,527.76/x
  3. Step 3: Cross multiply
    324,771x = 448,153.20 × 181,527.76
  4. Step 4: Simplify right side
    324,771x = 81,352,246,532.83
  5. Step 5: Solve for x
    x = 81,352,246,532.83/324,771
  6. Step 6: Final answer
    x = 250,491.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.