Home / 801,964.08-1,202,861.37-422,732.82

Finding the Fourth Proportional to 801,964.08, 1,202,861.37 and 422,732.82

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Solution

The fourth proportional to 801,964.08, 1,202,861.37 and 422,732.82 is: 634,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,964.08 : 1,202,861.37 = 422,732.82 : x
  2. Step 2: Convert to fraction form
    801,964.08/1,202,861.37 = 422,732.82/x
  3. Step 3: Cross multiply
    801,964.08x = 1,202,861.37 × 422,732.82
  4. Step 4: Simplify right side
    801,964.08x = 508,488,979,009.16
  5. Step 5: Solve for x
    x = 508,488,979,009.16/801,964.08
  6. Step 6: Final answer
    x = 634,054.56

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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.