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Finding the Fourth Proportional to 597.27, 895.85 and 212.25

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Solution

The fourth proportional to 597.27, 895.85 and 212.25 is: 318.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.27 : 895.85 = 212.25 : x
  2. Step 2: Convert to fraction form
    597.27/895.85 = 212.25/x
  3. Step 3: Cross multiply
    597.27x = 895.85 × 212.25
  4. Step 4: Simplify right side
    597.27x = 190,144.16
  5. Step 5: Solve for x
    x = 190,144.16/597.27
  6. Step 6: Final answer
    x = 318.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.