Home / 741,267.76-1,022,951.28-401,735.92

Finding the Fourth Proportional to 741,267.76, 1,022,951.28 and 401,735.92

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Solution

The fourth proportional to 741,267.76, 1,022,951.28 and 401,735.92 is: 554,396.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,267.76 : 1,022,951.28 = 401,735.92 : x
  2. Step 2: Convert to fraction form
    741,267.76/1,022,951.28 = 401,735.92/x
  3. Step 3: Cross multiply
    741,267.76x = 1,022,951.28 × 401,735.92
  4. Step 4: Simplify right side
    741,267.76x = 410,956,273,585.98
  5. Step 5: Solve for x
    x = 410,956,273,585.98/741,267.76
  6. Step 6: Final answer
    x = 554,396.53

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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.