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Finding the Fourth Proportional to 483,344.48, 667,006.08 and 268,474.88

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Solution

The fourth proportional to 483,344.48, 667,006.08 and 268,474.88 is: 370,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,344.48 : 667,006.08 = 268,474.88 : x
  2. Step 2: Convert to fraction form
    483,344.48/667,006.08 = 268,474.88/x
  3. Step 3: Cross multiply
    483,344.48x = 667,006.08 × 268,474.88
  4. Step 4: Simplify right side
    483,344.48x = 179,074,377,287.27
  5. Step 5: Solve for x
    x = 179,074,377,287.27/483,344.48
  6. Step 6: Final answer
    x = 370,490.17

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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.