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Finding the Fourth Proportional to 597.21, 895.07 and 414.55

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Solution

The fourth proportional to 597.21, 895.07 and 414.55 is: 621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.21 : 895.07 = 414.55 : x
  2. Step 2: Convert to fraction form
    597.21/895.07 = 414.55/x
  3. Step 3: Cross multiply
    597.21x = 895.07 × 414.55
  4. Step 4: Simplify right side
    597.21x = 371,049.20
  5. Step 5: Solve for x
    x = 371,049.20/597.21
  6. Step 6: Final answer
    x = 621.31

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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.