Home / 844,183.10-1,164,964.72-456,988.61

Finding the Fourth Proportional to 844,183.10, 1,164,964.72 and 456,988.61

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Solution

The fourth proportional to 844,183.10, 1,164,964.72 and 456,988.61 is: 630,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,183.10 : 1,164,964.72 = 456,988.61 : x
  2. Step 2: Convert to fraction form
    844,183.10/1,164,964.72 = 456,988.61/x
  3. Step 3: Cross multiply
    844,183.10x = 1,164,964.72 × 456,988.61
  4. Step 4: Simplify right side
    844,183.10x = 532,375,608,091.84
  5. Step 5: Solve for x
    x = 532,375,608,091.84/844,183.10
  6. Step 6: Final answer
    x = 630,639.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.