Home / 510,481.16-704,452.02-284,121.80

Finding the Fourth Proportional to 510,481.16, 704,452.02 and 284,121.80

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Solution

The fourth proportional to 510,481.16, 704,452.02 and 284,121.80 is: 392,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,481.16 : 704,452.02 = 284,121.80 : x
  2. Step 2: Convert to fraction form
    510,481.16/704,452.02 = 284,121.80/x
  3. Step 3: Cross multiply
    510,481.16x = 704,452.02 × 284,121.80
  4. Step 4: Simplify right side
    510,481.16x = 200,150,175,936.04
  5. Step 5: Solve for x
    x = 200,150,175,936.04/510,481.16
  6. Step 6: Final answer
    x = 392,081.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.