Home / 691,003.10-1,036,504.65-635,015.90

Finding the Fourth Proportional to 691,003.10, 1,036,504.65 and 635,015.90

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Solution

The fourth proportional to 691,003.10, 1,036,504.65 and 635,015.90 is: 952,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,003.10 : 1,036,504.65 = 635,015.90 : x
  2. Step 2: Convert to fraction form
    691,003.10/1,036,504.65 = 635,015.90/x
  3. Step 3: Cross multiply
    691,003.10x = 1,036,504.65 × 635,015.90
  4. Step 4: Simplify right side
    691,003.10x = 658,196,933,173.94
  5. Step 5: Solve for x
    x = 658,196,933,173.94/691,003.10
  6. Step 6: Final answer
    x = 952,523.85

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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.