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Finding the Fourth Proportional to 250.32, 373.99 and 238.98

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Solution

The fourth proportional to 250.32, 373.99 and 238.98 is: 357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.32 : 373.99 = 238.98 : x
  2. Step 2: Convert to fraction form
    250.32/373.99 = 238.98/x
  3. Step 3: Cross multiply
    250.32x = 373.99 × 238.98
  4. Step 4: Simplify right side
    250.32x = 89,376.13
  5. Step 5: Solve for x
    x = 89,376.13/250.32
  6. Step 6: Final answer
    x = 357.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.