Home / 774,889.28-1,162,333.92-275,903.36

Finding the Fourth Proportional to 774,889.28, 1,162,333.92 and 275,903.36

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Solution

The fourth proportional to 774,889.28, 1,162,333.92 and 275,903.36 is: 413,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,889.28 : 1,162,333.92 = 275,903.36 : x
  2. Step 2: Convert to fraction form
    774,889.28/1,162,333.92 = 275,903.36/x
  3. Step 3: Cross multiply
    774,889.28x = 1,162,333.92 × 275,903.36
  4. Step 4: Simplify right side
    774,889.28x = 320,691,833,969.97
  5. Step 5: Solve for x
    x = 320,691,833,969.97/774,889.28
  6. Step 6: Final answer
    x = 413,855.04

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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.