Home / 825,324.30-1,237,986.45-541,889.10

Finding the Fourth Proportional to 825,324.30, 1,237,986.45 and 541,889.10

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Solution

The fourth proportional to 825,324.30, 1,237,986.45 and 541,889.10 is: 812,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,324.30 : 1,237,986.45 = 541,889.10 : x
  2. Step 2: Convert to fraction form
    825,324.30/1,237,986.45 = 541,889.10/x
  3. Step 3: Cross multiply
    825,324.30x = 1,237,986.45 × 541,889.10
  4. Step 4: Simplify right side
    825,324.30x = 670,851,363,202.70
  5. Step 5: Solve for x
    x = 670,851,363,202.70/825,324.30
  6. Step 6: Final answer
    x = 812,833.65

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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.