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Finding the Fourth Proportional to 543,282.57, 749,692.44 and 301,546.13

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Solution

The fourth proportional to 543,282.57, 749,692.44 and 301,546.13 is: 416,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,282.57 : 749,692.44 = 301,546.13 : x
  2. Step 2: Convert to fraction form
    543,282.57/749,692.44 = 301,546.13/x
  3. Step 3: Cross multiply
    543,282.57x = 749,692.44 × 301,546.13
  4. Step 4: Simplify right side
    543,282.57x = 226,066,850,223.80
  5. Step 5: Solve for x
    x = 226,066,850,223.80/543,282.57
  6. Step 6: Final answer
    x = 416,112.83

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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.