Home / 861,495.62-1,292,243.13-230,393.03

Finding the Fourth Proportional to 861,495.62, 1,292,243.13 and 230,393.03

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Solution

The fourth proportional to 861,495.62, 1,292,243.13 and 230,393.03 is: 345,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,495.62 : 1,292,243.13 = 230,393.03 : x
  2. Step 2: Convert to fraction form
    861,495.62/1,292,243.13 = 230,393.03/x
  3. Step 3: Cross multiply
    861,495.62x = 1,292,243.13 × 230,393.03
  4. Step 4: Simplify right side
    861,495.62x = 297,723,813,447.99
  5. Step 5: Solve for x
    x = 297,723,813,447.99/861,495.62
  6. Step 6: Final answer
    x = 345,589.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.