Home / 978,793.32-1,467,907.92-268,844.52

Finding the Fourth Proportional to 978,793.32, 1,467,907.92 and 268,844.52

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Solution

The fourth proportional to 978,793.32, 1,467,907.92 and 268,844.52 is: 403,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,793.32 : 1,467,907.92 = 268,844.52 : x
  2. Step 2: Convert to fraction form
    978,793.32/1,467,907.92 = 268,844.52/x
  3. Step 3: Cross multiply
    978,793.32x = 1,467,907.92 × 268,844.52
  4. Step 4: Simplify right side
    978,793.32x = 394,639,000,156.60
  5. Step 5: Solve for x
    x = 394,639,000,156.60/978,793.32
  6. Step 6: Final answer
    x = 403,189.31

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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.