Home / 227,301.06-313,809.86-202,080.75

Finding the Fourth Proportional to 227,301.06, 313,809.86 and 202,080.75

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Solution

The fourth proportional to 227,301.06, 313,809.86 and 202,080.75 is: 278,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,301.06 : 313,809.86 = 202,080.75 : x
  2. Step 2: Convert to fraction form
    227,301.06/313,809.86 = 202,080.75/x
  3. Step 3: Cross multiply
    227,301.06x = 313,809.86 × 202,080.75
  4. Step 4: Simplify right side
    227,301.06x = 63,414,930,855.79
  5. Step 5: Solve for x
    x = 63,414,930,855.79/227,301.06
  6. Step 6: Final answer
    x = 278,990.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.