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Finding the Fourth Proportional to 534,571.24, 737,708.25 and 319,711.27

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Solution

The fourth proportional to 534,571.24, 737,708.25 and 319,711.27 is: 441,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,571.24 : 737,708.25 = 319,711.27 : x
  2. Step 2: Convert to fraction form
    534,571.24/737,708.25 = 319,711.27/x
  3. Step 3: Cross multiply
    534,571.24x = 737,708.25 × 319,711.27
  4. Step 4: Simplify right side
    534,571.24x = 235,853,641,496.98
  5. Step 5: Solve for x
    x = 235,853,641,496.98/534,571.24
  6. Step 6: Final answer
    x = 441,201.52

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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.