Home / 801,077.96-1,201,613.90-327,763.16

Finding the Fourth Proportional to 801,077.96, 1,201,613.90 and 327,763.16

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Solution

The fourth proportional to 801,077.96, 1,201,613.90 and 327,763.16 is: 491,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,077.96 : 1,201,613.90 = 327,763.16 : x
  2. Step 2: Convert to fraction form
    801,077.96/1,201,613.90 = 327,763.16/x
  3. Step 3: Cross multiply
    801,077.96x = 1,201,613.90 × 327,763.16
  4. Step 4: Simplify right side
    801,077.96x = 393,844,770,329.14
  5. Step 5: Solve for x
    x = 393,844,770,329.14/801,077.96
  6. Step 6: Final answer
    x = 491,643.50

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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.