Home / 842,079.59-1,263,204.41-273,436.91

Finding the Fourth Proportional to 842,079.59, 1,263,204.41 and 273,436.91

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Solution

The fourth proportional to 842,079.59, 1,263,204.41 and 273,436.91 is: 410,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,079.59 : 1,263,204.41 = 273,436.91 : x
  2. Step 2: Convert to fraction form
    842,079.59/1,263,204.41 = 273,436.91/x
  3. Step 3: Cross multiply
    842,079.59x = 1,263,204.41 × 273,436.91
  4. Step 4: Simplify right side
    842,079.59x = 345,406,710,568.77
  5. Step 5: Solve for x
    x = 345,406,710,568.77/842,079.59
  6. Step 6: Final answer
    x = 410,182.97

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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.