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Finding the Fourth Proportional to 250.10, 373.44 and 223.90

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Solution

The fourth proportional to 250.10, 373.44 and 223.90 is: 334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.10 : 373.44 = 223.90 : x
  2. Step 2: Convert to fraction form
    250.10/373.44 = 223.90/x
  3. Step 3: Cross multiply
    250.10x = 373.44 × 223.90
  4. Step 4: Simplify right side
    250.10x = 83,612.49
  5. Step 5: Solve for x
    x = 83,612.49/250.10
  6. Step 6: Final answer
    x = 334.32

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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.