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Finding the Fourth Proportional to 446.10, 672.19 and 366.72

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Solution

The fourth proportional to 446.10, 672.19 and 366.72 is: 552.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.10 : 672.19 = 366.72 : x
  2. Step 2: Convert to fraction form
    446.10/672.19 = 366.72/x
  3. Step 3: Cross multiply
    446.10x = 672.19 × 366.72
  4. Step 4: Simplify right side
    446.10x = 246,505.52
  5. Step 5: Solve for x
    x = 246,505.52/446.10
  6. Step 6: Final answer
    x = 552.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.