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Finding the Fourth Proportional to 474.07, 654.25 and 264.26

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Solution

The fourth proportional to 474.07, 654.25 and 264.26 is: 364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.07 : 654.25 = 264.26 : x
  2. Step 2: Convert to fraction form
    474.07/654.25 = 264.26/x
  3. Step 3: Cross multiply
    474.07x = 654.25 × 264.26
  4. Step 4: Simplify right side
    474.07x = 172,892.11
  5. Step 5: Solve for x
    x = 172,892.11/474.07
  6. Step 6: Final answer
    x = 364.70

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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.