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Finding the Fourth Proportional to 537,271.31, 741,367.13 and 363,220.31

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Solution

The fourth proportional to 537,271.31, 741,367.13 and 363,220.31 is: 501,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,271.31 : 741,367.13 = 363,220.31 : x
  2. Step 2: Convert to fraction form
    537,271.31/741,367.13 = 363,220.31/x
  3. Step 3: Cross multiply
    537,271.31x = 741,367.13 × 363,220.31
  4. Step 4: Simplify right side
    537,271.31x = 269,279,593,259.47
  5. Step 5: Solve for x
    x = 269,279,593,259.47/537,271.31
  6. Step 6: Final answer
    x = 501,198.54

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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.