Home / 858,354.66-1,287,581.19-227,252.07

Finding the Fourth Proportional to 858,354.66, 1,287,581.19 and 227,252.07

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Solution

The fourth proportional to 858,354.66, 1,287,581.19 and 227,252.07 is: 340,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,354.66 : 1,287,581.19 = 227,252.07 : x
  2. Step 2: Convert to fraction form
    858,354.66/1,287,581.19 = 227,252.07/x
  3. Step 3: Cross multiply
    858,354.66x = 1,287,581.19 × 227,252.07
  4. Step 4: Simplify right side
    858,354.66x = 292,605,490,720.56
  5. Step 5: Solve for x
    x = 292,605,490,720.56/858,354.66
  6. Step 6: Final answer
    x = 340,891.13

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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.