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Finding the Fourth Proportional to 576.43, 794.85 and 410.58

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Solution

The fourth proportional to 576.43, 794.85 and 410.58 is: 566.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.43 : 794.85 = 410.58 : x
  2. Step 2: Convert to fraction form
    576.43/794.85 = 410.58/x
  3. Step 3: Cross multiply
    576.43x = 794.85 × 410.58
  4. Step 4: Simplify right side
    576.43x = 326,347.97
  5. Step 5: Solve for x
    x = 326,347.97/576.43
  6. Step 6: Final answer
    x = 566.16

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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.