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Finding the Fourth Proportional to 373.36, 514.52 and 248.88

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Solution

The fourth proportional to 373.36, 514.52 and 248.88 is: 342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.36 : 514.52 = 248.88 : x
  2. Step 2: Convert to fraction form
    373.36/514.52 = 248.88/x
  3. Step 3: Cross multiply
    373.36x = 514.52 × 248.88
  4. Step 4: Simplify right side
    373.36x = 128,053.74
  5. Step 5: Solve for x
    x = 128,053.74/373.36
  6. Step 6: Final answer
    x = 342.98

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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.