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Finding the Fourth Proportional to 444.24, 613.35 and 297.18

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Solution

The fourth proportional to 444.24, 613.35 and 297.18 is: 410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.24 : 613.35 = 297.18 : x
  2. Step 2: Convert to fraction form
    444.24/613.35 = 297.18/x
  3. Step 3: Cross multiply
    444.24x = 613.35 × 297.18
  4. Step 4: Simplify right side
    444.24x = 182,275.35
  5. Step 5: Solve for x
    x = 182,275.35/444.24
  6. Step 6: Final answer
    x = 410.31

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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.