Home / 881,001.92-1,321,599.72-281,822.24

Finding the Fourth Proportional to 881,001.92, 1,321,599.72 and 281,822.24

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Solution

The fourth proportional to 881,001.92, 1,321,599.72 and 281,822.24 is: 422,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,001.92 : 1,321,599.72 = 281,822.24 : x
  2. Step 2: Convert to fraction form
    881,001.92/1,321,599.72 = 281,822.24/x
  3. Step 3: Cross multiply
    881,001.92x = 1,321,599.72 × 281,822.24
  4. Step 4: Simplify right side
    881,001.92x = 372,456,193,473.77
  5. Step 5: Solve for x
    x = 372,456,193,473.77/881,001.92
  6. Step 6: Final answer
    x = 422,764.34

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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.