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Finding the Fourth Proportional to 444.83, 613.85 and 248.34

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Solution

The fourth proportional to 444.83, 613.85 and 248.34 is: 342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.83 : 613.85 = 248.34 : x
  2. Step 2: Convert to fraction form
    444.83/613.85 = 248.34/x
  3. Step 3: Cross multiply
    444.83x = 613.85 × 248.34
  4. Step 4: Simplify right side
    444.83x = 152,443.51
  5. Step 5: Solve for x
    x = 152,443.51/444.83
  6. Step 6: Final answer
    x = 342.70

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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.