Home / 675,348.74-1,012,649.24-276,269.84

Finding the Fourth Proportional to 675,348.74, 1,012,649.24 and 276,269.84

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Solution

The fourth proportional to 675,348.74, 1,012,649.24 and 276,269.84 is: 414,251.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,348.74 : 1,012,649.24 = 276,269.84 : x
  2. Step 2: Convert to fraction form
    675,348.74/1,012,649.24 = 276,269.84/x
  3. Step 3: Cross multiply
    675,348.74x = 1,012,649.24 × 276,269.84
  4. Step 4: Simplify right side
    675,348.74x = 279,764,442,935.79
  5. Step 5: Solve for x
    x = 279,764,442,935.79/675,348.74
  6. Step 6: Final answer
    x = 414,251.82

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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.