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Finding the Fourth Proportional to 573.80, 793.38 and 500.92

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Solution

The fourth proportional to 573.80, 793.38 and 500.92 is: 692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.80 : 793.38 = 500.92 : x
  2. Step 2: Convert to fraction form
    573.80/793.38 = 500.92/x
  3. Step 3: Cross multiply
    573.80x = 793.38 × 500.92
  4. Step 4: Simplify right side
    573.80x = 397,419.91
  5. Step 5: Solve for x
    x = 397,419.91/573.80
  6. Step 6: Final answer
    x = 692.61

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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.