Home / 252,278.51-377,662.17-243,306.28

Finding the Fourth Proportional to 252,278.51, 377,662.17 and 243,306.28

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Solution

The fourth proportional to 252,278.51, 377,662.17 and 243,306.28 is: 364,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,278.51 : 377,662.17 = 243,306.28 : x
  2. Step 2: Convert to fraction form
    252,278.51/377,662.17 = 243,306.28/x
  3. Step 3: Cross multiply
    252,278.51x = 377,662.17 × 243,306.28
  4. Step 4: Simplify right side
    252,278.51x = 91,887,575,791.12
  5. Step 5: Solve for x
    x = 91,887,575,791.12/252,278.51
  6. Step 6: Final answer
    x = 364,230.69

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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.