Home / 695,369.44-1,043,081.92-215,647.06

Finding the Fourth Proportional to 695,369.44, 1,043,081.92 and 215,647.06

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Solution

The fourth proportional to 695,369.44, 1,043,081.92 and 215,647.06 is: 323,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,369.44 : 1,043,081.92 = 215,647.06 : x
  2. Step 2: Convert to fraction form
    695,369.44/1,043,081.92 = 215,647.06/x
  3. Step 3: Cross multiply
    695,369.44x = 1,043,081.92 × 215,647.06
  4. Step 4: Simplify right side
    695,369.44x = 224,937,549,387.16
  5. Step 5: Solve for x
    x = 224,937,549,387.16/695,369.44
  6. Step 6: Final answer
    x = 323,479.20

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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.