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Finding the Fourth Proportional to 444.66, 613.18 and 297.34

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Solution

The fourth proportional to 444.66, 613.18 and 297.34 is: 410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.66 : 613.18 = 297.34 : x
  2. Step 2: Convert to fraction form
    444.66/613.18 = 297.34/x
  3. Step 3: Cross multiply
    444.66x = 613.18 × 297.34
  4. Step 4: Simplify right side
    444.66x = 182,322.94
  5. Step 5: Solve for x
    x = 182,322.94/444.66
  6. Step 6: Final answer
    x = 410.03

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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.