Home / 881,193.20-1,321,046.76-382,181.36

Finding the Fourth Proportional to 881,193.20, 1,321,046.76 and 382,181.36

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Solution

The fourth proportional to 881,193.20, 1,321,046.76 and 382,181.36 is: 572,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,193.20 : 1,321,046.76 = 382,181.36 : x
  2. Step 2: Convert to fraction form
    881,193.20/1,321,046.76 = 382,181.36/x
  3. Step 3: Cross multiply
    881,193.20x = 1,321,046.76 × 382,181.36
  4. Step 4: Simplify right side
    881,193.20x = 504,879,447,360.39
  5. Step 5: Solve for x
    x = 504,879,447,360.39/881,193.20
  6. Step 6: Final answer
    x = 572,949.78

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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.