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Finding the Fourth Proportional to 452.35, 681.63 and 372.97

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Solution

The fourth proportional to 452.35, 681.63 and 372.97 is: 562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.35 : 681.63 = 372.97 : x
  2. Step 2: Convert to fraction form
    452.35/681.63 = 372.97/x
  3. Step 3: Cross multiply
    452.35x = 681.63 × 372.97
  4. Step 4: Simplify right side
    452.35x = 254,222.27
  5. Step 5: Solve for x
    x = 254,222.27/452.35
  6. Step 6: Final answer
    x = 562.01

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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.