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Finding the Fourth Proportional to 373.80, 559.96 and 292.26

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Solution

The fourth proportional to 373.80, 559.96 and 292.26 is: 437.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.80 : 559.96 = 292.26 : x
  2. Step 2: Convert to fraction form
    373.80/559.96 = 292.26/x
  3. Step 3: Cross multiply
    373.80x = 559.96 × 292.26
  4. Step 4: Simplify right side
    373.80x = 163,653.18
  5. Step 5: Solve for x
    x = 163,653.18/373.80
  6. Step 6: Final answer
    x = 437.81

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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.