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Finding the Fourth Proportional to 648.93, 895.00 and 462.27

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Solution

The fourth proportional to 648.93, 895.00 and 462.27 is: 637.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    648.93 : 895.00 = 462.27 : x
  2. Step 2: Convert to fraction form
    648.93/895.00 = 462.27/x
  3. Step 3: Cross multiply
    648.93x = 895.00 × 462.27
  4. Step 4: Simplify right side
    648.93x = 413,729.34
  5. Step 5: Solve for x
    x = 413,729.34/648.93
  6. Step 6: Final answer
    x = 637.56

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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.