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Finding the Fourth Proportional to 295,437.67, 443,268.17 and 115,651.57

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Solution

The fourth proportional to 295,437.67, 443,268.17 and 115,651.57 is: 173,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,437.67 : 443,268.17 = 115,651.57 : x
  2. Step 2: Convert to fraction form
    295,437.67/443,268.17 = 115,651.57/x
  3. Step 3: Cross multiply
    295,437.67x = 443,268.17 × 115,651.57
  4. Step 4: Simplify right side
    295,437.67x = 51,264,659,791.53
  5. Step 5: Solve for x
    x = 51,264,659,791.53/295,437.67
  6. Step 6: Final answer
    x = 173,521.07

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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.