Home / 491,086.28-677,694.14-273,291.24

Finding the Fourth Proportional to 491,086.28, 677,694.14 and 273,291.24

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Solution

The fourth proportional to 491,086.28, 677,694.14 and 273,291.24 is: 377,139.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,086.28 : 677,694.14 = 273,291.24 : x
  2. Step 2: Convert to fraction form
    491,086.28/677,694.14 = 273,291.24/x
  3. Step 3: Cross multiply
    491,086.28x = 677,694.14 × 273,291.24
  4. Step 4: Simplify right side
    491,086.28x = 185,207,871,861.33
  5. Step 5: Solve for x
    x = 185,207,871,861.33/491,086.28
  6. Step 6: Final answer
    x = 377,139.17

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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.