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Finding the Fourth Proportional to 444.95, 614.04 and 248.48

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Solution

The fourth proportional to 444.95, 614.04 and 248.48 is: 342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.95 : 614.04 = 248.48 : x
  2. Step 2: Convert to fraction form
    444.95/614.04 = 248.48/x
  3. Step 3: Cross multiply
    444.95x = 614.04 × 248.48
  4. Step 4: Simplify right side
    444.95x = 152,573.59
  5. Step 5: Solve for x
    x = 152,573.59/444.95
  6. Step 6: Final answer
    x = 342.90

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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.