Home / 479,016.18-718,524.20-268,670.52

Finding the Fourth Proportional to 479,016.18, 718,524.20 and 268,670.52

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Solution

The fourth proportional to 479,016.18, 718,524.20 and 268,670.52 is: 403,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,016.18 : 718,524.20 = 268,670.52 : x
  2. Step 2: Convert to fraction form
    479,016.18/718,524.20 = 268,670.52/x
  3. Step 3: Cross multiply
    479,016.18x = 718,524.20 × 268,670.52
  4. Step 4: Simplify right side
    479,016.18x = 193,046,270,446.58
  5. Step 5: Solve for x
    x = 193,046,270,446.58/479,016.18
  6. Step 6: Final answer
    x = 403,005.74

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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.