Home / 987,755.26-1,363,074.34-579,850.60

Finding the Fourth Proportional to 987,755.26, 1,363,074.34 and 579,850.60

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Solution

The fourth proportional to 987,755.26, 1,363,074.34 and 579,850.60 is: 800,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,755.26 : 1,363,074.34 = 579,850.60 : x
  2. Step 2: Convert to fraction form
    987,755.26/1,363,074.34 = 579,850.60/x
  3. Step 3: Cross multiply
    987,755.26x = 1,363,074.34 × 579,850.60
  4. Step 4: Simplify right side
    987,755.26x = 790,379,473,893.60
  5. Step 5: Solve for x
    x = 790,379,473,893.60/987,755.26
  6. Step 6: Final answer
    x = 800,177.44

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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.