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Finding the Fourth Proportional to 606.02, 913.24 and 548.42

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Solution

The fourth proportional to 606.02, 913.24 and 548.42 is: 826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.02 : 913.24 = 548.42 : x
  2. Step 2: Convert to fraction form
    606.02/913.24 = 548.42/x
  3. Step 3: Cross multiply
    606.02x = 913.24 × 548.42
  4. Step 4: Simplify right side
    606.02x = 500,836.34
  5. Step 5: Solve for x
    x = 500,836.34/606.02
  6. Step 6: Final answer
    x = 826.44

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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.