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Finding the Fourth Proportional to 373.39, 560 and 113.33

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Solution

The fourth proportional to 373.39, 560 and 113.33 is: 169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.39 : 560 = 113.33 : x
  2. Step 2: Convert to fraction form
    373.39/560 = 113.33/x
  3. Step 3: Cross multiply
    373.39x = 560 × 113.33
  4. Step 4: Simplify right side
    373.39x = 63,464.80
  5. Step 5: Solve for x
    x = 63,464.80/373.39
  6. Step 6: Final answer
    x = 169.97

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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.