Home / 479,032.38-718,664.02-179,515.58

Finding the Fourth Proportional to 479,032.38, 718,664.02 and 179,515.58

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Solution

The fourth proportional to 479,032.38, 718,664.02 and 179,515.58 is: 269,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,032.38 : 718,664.02 = 179,515.58 : x
  2. Step 2: Convert to fraction form
    479,032.38/718,664.02 = 179,515.58/x
  3. Step 3: Cross multiply
    479,032.38x = 718,664.02 × 179,515.58
  4. Step 4: Simplify right side
    479,032.38x = 129,011,388,375.43
  5. Step 5: Solve for x
    x = 129,011,388,375.43/479,032.38
  6. Step 6: Final answer
    x = 269,316.63

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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.