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Finding the Fourth Proportional to 594.22, 820.06 and 358.17

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Solution

The fourth proportional to 594.22, 820.06 and 358.17 is: 494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.22 : 820.06 = 358.17 : x
  2. Step 2: Convert to fraction form
    594.22/820.06 = 358.17/x
  3. Step 3: Cross multiply
    594.22x = 820.06 × 358.17
  4. Step 4: Simplify right side
    594.22x = 293,718.26
  5. Step 5: Solve for x
    x = 293,718.26/594.22
  6. Step 6: Final answer
    x = 494.29

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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.