Home / 317,680.14-476,520.38-199,434.52

Finding the Fourth Proportional to 317,680.14, 476,520.38 and 199,434.52

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Solution

The fourth proportional to 317,680.14, 476,520.38 and 199,434.52 is: 299,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,680.14 : 476,520.38 = 199,434.52 : x
  2. Step 2: Convert to fraction form
    317,680.14/476,520.38 = 199,434.52/x
  3. Step 3: Cross multiply
    317,680.14x = 476,520.38 × 199,434.52
  4. Step 4: Simplify right side
    317,680.14x = 95,034,613,255.52
  5. Step 5: Solve for x
    x = 95,034,613,255.52/317,680.14
  6. Step 6: Final answer
    x = 299,151.89

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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.