Home / 454,249.65-680,609.03-359,115.15

Finding the Fourth Proportional to 454,249.65, 680,609.03 and 359,115.15

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Solution

The fourth proportional to 454,249.65, 680,609.03 and 359,115.15 is: 538,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,249.65 : 680,609.03 = 359,115.15 : x
  2. Step 2: Convert to fraction form
    454,249.65/680,609.03 = 359,115.15/x
  3. Step 3: Cross multiply
    454,249.65x = 680,609.03 × 359,115.15
  4. Step 4: Simplify right side
    454,249.65x = 244,417,012,104.23
  5. Step 5: Solve for x
    x = 244,417,012,104.23/454,249.65
  6. Step 6: Final answer
    x = 538,067.58

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1.5x scale

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.