Home / 827,140.44-1,240,717.20-452,959.32

Finding the Fourth Proportional to 827,140.44, 1,240,717.20 and 452,959.32

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Solution

The fourth proportional to 827,140.44, 1,240,717.20 and 452,959.32 is: 679,442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,140.44 : 1,240,717.20 = 452,959.32 : x
  2. Step 2: Convert to fraction form
    827,140.44/1,240,717.20 = 452,959.32/x
  3. Step 3: Cross multiply
    827,140.44x = 1,240,717.20 × 452,959.32
  4. Step 4: Simplify right side
    827,140.44x = 561,994,419,224.30
  5. Step 5: Solve for x
    x = 561,994,419,224.30/827,140.44
  6. Step 6: Final answer
    x = 679,442.56

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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.