Home / 494,519.13-682,436.40-268,164.81

Finding the Fourth Proportional to 494,519.13, 682,436.40 and 268,164.81

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Solution

The fourth proportional to 494,519.13, 682,436.40 and 268,164.81 is: 370,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,519.13 : 682,436.40 = 268,164.81 : x
  2. Step 2: Convert to fraction form
    494,519.13/682,436.40 = 268,164.81/x
  3. Step 3: Cross multiply
    494,519.13x = 682,436.40 × 268,164.81
  4. Step 4: Simplify right side
    494,519.13x = 183,005,427,543.08
  5. Step 5: Solve for x
    x = 183,005,427,543.08/494,519.13
  6. Step 6: Final answer
    x = 370,067.44

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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.