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Finding the Fourth Proportional to 594.11, 820.13 and 426.17

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Solution

The fourth proportional to 594.11, 820.13 and 426.17 is: 588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.11 : 820.13 = 426.17 : x
  2. Step 2: Convert to fraction form
    594.11/820.13 = 426.17/x
  3. Step 3: Cross multiply
    594.11x = 820.13 × 426.17
  4. Step 4: Simplify right side
    594.11x = 349,514.80
  5. Step 5: Solve for x
    x = 349,514.80/594.11
  6. Step 6: Final answer
    x = 588.30

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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.