Home / 675,281.79-1,012,548.78-276,202.85

Finding the Fourth Proportional to 675,281.79, 1,012,548.78 and 276,202.85

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Solution

The fourth proportional to 675,281.79, 1,012,548.78 and 276,202.85 is: 414,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,281.79 : 1,012,548.78 = 276,202.85 : x
  2. Step 2: Convert to fraction form
    675,281.79/1,012,548.78 = 276,202.85/x
  3. Step 3: Cross multiply
    675,281.79x = 1,012,548.78 × 276,202.85
  4. Step 4: Simplify right side
    675,281.79x = 279,668,853,737.28
  5. Step 5: Solve for x
    x = 279,668,853,737.28/675,281.79
  6. Step 6: Final answer
    x = 414,151.33

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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.