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Finding the Fourth Proportional to 444,870.72, 667,306.08 and 112,446.72

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Solution

The fourth proportional to 444,870.72, 667,306.08 and 112,446.72 is: 168,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,870.72 : 667,306.08 = 112,446.72 : x
  2. Step 2: Convert to fraction form
    444,870.72/667,306.08 = 112,446.72/x
  3. Step 3: Cross multiply
    444,870.72x = 667,306.08 × 112,446.72
  4. Step 4: Simplify right side
    444,870.72x = 75,036,379,932.06
  5. Step 5: Solve for x
    x = 75,036,379,932.06/444,870.72
  6. Step 6: Final answer
    x = 168,670.08

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Similar ratio
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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.