Home / 461,180.12-636,186.50-375,235.20

Finding the Fourth Proportional to 461,180.12, 636,186.50 and 375,235.20

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Solution

The fourth proportional to 461,180.12, 636,186.50 and 375,235.20 is: 517,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,180.12 : 636,186.50 = 375,235.20 : x
  2. Step 2: Convert to fraction form
    461,180.12/636,186.50 = 375,235.20/x
  3. Step 3: Cross multiply
    461,180.12x = 636,186.50 × 375,235.20
  4. Step 4: Simplify right side
    461,180.12x = 238,719,568,564.80
  5. Step 5: Solve for x
    x = 238,719,568,564.80/461,180.12
  6. Step 6: Final answer
    x = 517,627.62

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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.