Home / 801,186.56-1,202,005.92-401,344.64

Finding the Fourth Proportional to 801,186.56, 1,202,005.92 and 401,344.64

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Solution

The fourth proportional to 801,186.56, 1,202,005.92 and 401,344.64 is: 602,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,186.56 : 1,202,005.92 = 401,344.64 : x
  2. Step 2: Convert to fraction form
    801,186.56/1,202,005.92 = 401,344.64/x
  3. Step 3: Cross multiply
    801,186.56x = 1,202,005.92 × 401,344.64
  4. Step 4: Simplify right side
    801,186.56x = 482,418,633,240.27
  5. Step 5: Solve for x
    x = 482,418,633,240.27/801,186.56
  6. Step 6: Final answer
    x = 602,130.21

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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.