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Finding the Fourth Proportional to 322,752.74, 445,421.04 and 179,526.12

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Solution

The fourth proportional to 322,752.74, 445,421.04 and 179,526.12 is: 247,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,752.74 : 445,421.04 = 179,526.12 : x
  2. Step 2: Convert to fraction form
    322,752.74/445,421.04 = 179,526.12/x
  3. Step 3: Cross multiply
    322,752.74x = 445,421.04 × 179,526.12
  4. Step 4: Simplify right side
    322,752.74x = 79,964,711,077.56
  5. Step 5: Solve for x
    x = 79,964,711,077.56/322,752.74
  6. Step 6: Final answer
    x = 247,758.43

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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.