Home / 487,837.26-731,867.04-263,193.48

Finding the Fourth Proportional to 487,837.26, 731,867.04 and 263,193.48

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Solution

The fourth proportional to 487,837.26, 731,867.04 and 263,193.48 is: 394,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,837.26 : 731,867.04 = 263,193.48 : x
  2. Step 2: Convert to fraction form
    487,837.26/731,867.04 = 263,193.48/x
  3. Step 3: Cross multiply
    487,837.26x = 731,867.04 × 263,193.48
  4. Step 4: Simplify right side
    487,837.26x = 192,622,633,154.90
  5. Step 5: Solve for x
    x = 192,622,633,154.90/487,837.26
  6. Step 6: Final answer
    x = 394,850.19

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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.