Home / 779,702.27-1,169,425.22-274,144.41

Finding the Fourth Proportional to 779,702.27, 1,169,425.22 and 274,144.41

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Solution

The fourth proportional to 779,702.27, 1,169,425.22 and 274,144.41 is: 411,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,702.27 : 1,169,425.22 = 274,144.41 : x
  2. Step 2: Convert to fraction form
    779,702.27/1,169,425.22 = 274,144.41/x
  3. Step 3: Cross multiply
    779,702.27x = 1,169,425.22 × 274,144.41
  4. Step 4: Simplify right side
    779,702.27x = 320,591,385,605.30
  5. Step 5: Solve for x
    x = 320,591,385,605.30/779,702.27
  6. Step 6: Final answer
    x = 411,171.55

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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.