Home / 802,511.10-1,203,766.65-329,039.10

Finding the Fourth Proportional to 802,511.10, 1,203,766.65 and 329,039.10

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Solution

The fourth proportional to 802,511.10, 1,203,766.65 and 329,039.10 is: 493,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,511.10 : 1,203,766.65 = 329,039.10 : x
  2. Step 2: Convert to fraction form
    802,511.10/1,203,766.65 = 329,039.10/x
  3. Step 3: Cross multiply
    802,511.10x = 1,203,766.65 × 329,039.10
  4. Step 4: Simplify right side
    802,511.10x = 396,086,295,126.02
  5. Step 5: Solve for x
    x = 396,086,295,126.02/802,511.10
  6. Step 6: Final answer
    x = 493,558.65

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Similar ratio
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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.