Home / 755,242.86-1,132,833.57-186,609.64

Finding the Fourth Proportional to 755,242.86, 1,132,833.57 and 186,609.64

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Solution

The fourth proportional to 755,242.86, 1,132,833.57 and 186,609.64 is: 279,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,242.86 : 1,132,833.57 = 186,609.64 : x
  2. Step 2: Convert to fraction form
    755,242.86/1,132,833.57 = 186,609.64/x
  3. Step 3: Cross multiply
    755,242.86x = 1,132,833.57 × 186,609.64
  4. Step 4: Simplify right side
    755,242.86x = 211,397,667,509.70
  5. Step 5: Solve for x
    x = 211,397,667,509.70/755,242.86
  6. Step 6: Final answer
    x = 279,906.87

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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.