Home / 475,246.12-655,819.62-284,146.60

Finding the Fourth Proportional to 475,246.12, 655,819.62 and 284,146.60

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Solution

The fourth proportional to 475,246.12, 655,819.62 and 284,146.60 is: 392,110.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,246.12 : 655,819.62 = 284,146.60 : x
  2. Step 2: Convert to fraction form
    475,246.12/655,819.62 = 284,146.60/x
  3. Step 3: Cross multiply
    475,246.12x = 655,819.62 × 284,146.60
  4. Step 4: Simplify right side
    475,246.12x = 186,348,915,236.29
  5. Step 5: Solve for x
    x = 186,348,915,236.29/475,246.12
  6. Step 6: Final answer
    x = 392,110.33

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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.