Home / 479,328.03-718,895.45-175,618.73

Finding the Fourth Proportional to 479,328.03, 718,895.45 and 175,618.73

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Solution

The fourth proportional to 479,328.03, 718,895.45 and 175,618.73 is: 263,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,328.03 : 718,895.45 = 175,618.73 : x
  2. Step 2: Convert to fraction form
    479,328.03/718,895.45 = 175,618.73/x
  3. Step 3: Cross multiply
    479,328.03x = 718,895.45 × 175,618.73
  4. Step 4: Simplify right side
    479,328.03x = 126,251,508,168.06
  5. Step 5: Solve for x
    x = 126,251,508,168.06/479,328.03
  6. Step 6: Final answer
    x = 263,392.71

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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.