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Finding the Fourth Proportional to 600,493.06, 900,868.08 and 221,414.88

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Solution

The fourth proportional to 600,493.06, 900,868.08 and 221,414.88 is: 332,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,493.06 : 900,868.08 = 221,414.88 : x
  2. Step 2: Convert to fraction form
    600,493.06/900,868.08 = 221,414.88/x
  3. Step 3: Cross multiply
    600,493.06x = 900,868.08 × 221,414.88
  4. Step 4: Simplify right side
    600,493.06x = 199,465,597,829.03
  5. Step 5: Solve for x
    x = 199,465,597,829.03/600,493.06
  6. Step 6: Final answer
    x = 332,169.70

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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.