Home / 479,039.12-718,556.52-124,022.96

Finding the Fourth Proportional to 479,039.12, 718,556.52 and 124,022.96

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Solution

The fourth proportional to 479,039.12, 718,556.52 and 124,022.96 is: 186,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,039.12 : 718,556.52 = 124,022.96 : x
  2. Step 2: Convert to fraction form
    479,039.12/718,556.52 = 124,022.96/x
  3. Step 3: Cross multiply
    479,039.12x = 718,556.52 × 124,022.96
  4. Step 4: Simplify right side
    479,039.12x = 89,117,506,537.70
  5. Step 5: Solve for x
    x = 89,117,506,537.70/479,039.12
  6. Step 6: Final answer
    x = 186,033.88

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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.