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Finding the Fourth Proportional to 483,748.96, 667,527.12 and 268,876.20

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Solution

The fourth proportional to 483,748.96, 667,527.12 and 268,876.20 is: 371,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,748.96 : 667,527.12 = 268,876.20 : x
  2. Step 2: Convert to fraction form
    483,748.96/667,527.12 = 268,876.20/x
  3. Step 3: Cross multiply
    483,748.96x = 667,527.12 × 268,876.20
  4. Step 4: Simplify right side
    483,748.96x = 179,482,155,422.54
  5. Step 5: Solve for x
    x = 179,482,155,422.54/483,748.96
  6. Step 6: Final answer
    x = 371,023.34

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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.