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Finding the Fourth Proportional to 443.52, 612.06 and 244.35

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Solution

The fourth proportional to 443.52, 612.06 and 244.35 is: 337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    443.52 : 612.06 = 244.35 : x
  2. Step 2: Convert to fraction form
    443.52/612.06 = 244.35/x
  3. Step 3: Cross multiply
    443.52x = 612.06 × 244.35
  4. Step 4: Simplify right side
    443.52x = 149,556.86
  5. Step 5: Solve for x
    x = 149,556.86/443.52
  6. Step 6: Final answer
    x = 337.20

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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.