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Finding the Fourth Proportional to 675,752.87, 1,012,562.28 and 548,775.24

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Solution

The fourth proportional to 675,752.87, 1,012,562.28 and 548,775.24 is: 822,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,752.87 : 1,012,562.28 = 548,775.24 : x
  2. Step 2: Convert to fraction form
    675,752.87/1,012,562.28 = 548,775.24/x
  3. Step 3: Cross multiply
    675,752.87x = 1,012,562.28 × 548,775.24
  4. Step 4: Simplify right side
    675,752.87x = 555,669,108,221.95
  5. Step 5: Solve for x
    x = 555,669,108,221.95/675,752.87
  6. Step 6: Final answer
    x = 822,296.34

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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.