Home / 482,956.04-666,446-268,079.20

Finding the Fourth Proportional to 482,956.04, 666,446 and 268,079.20

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Solution

The fourth proportional to 482,956.04, 666,446 and 268,079.20 is: 369,930.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,956.04 : 666,446 = 268,079.20 : x
  2. Step 2: Convert to fraction form
    482,956.04/666,446 = 268,079.20/x
  3. Step 3: Cross multiply
    482,956.04x = 666,446 × 268,079.20
  4. Step 4: Simplify right side
    482,956.04x = 178,660,310,523.20
  5. Step 5: Solve for x
    x = 178,660,310,523.20/482,956.04
  6. Step 6: Final answer
    x = 369,930.79

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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.