Home / 479,508.30-719,181.81-175,839.66

Finding the Fourth Proportional to 479,508.30, 719,181.81 and 175,839.66

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Solution

The fourth proportional to 479,508.30, 719,181.81 and 175,839.66 is: 263,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,508.30 : 719,181.81 = 175,839.66 : x
  2. Step 2: Convert to fraction form
    479,508.30/719,181.81 = 175,839.66/x
  3. Step 3: Cross multiply
    479,508.30x = 719,181.81 × 175,839.66
  4. Step 4: Simplify right side
    479,508.30x = 126,460,684,948.59
  5. Step 5: Solve for x
    x = 126,460,684,948.59/479,508.30
  6. Step 6: Final answer
    x = 263,729.92

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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.