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Finding the Fourth Proportional to 600.91, 829.64 and 414.34

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Solution

The fourth proportional to 600.91, 829.64 and 414.34 is: 572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.91 : 829.64 = 414.34 : x
  2. Step 2: Convert to fraction form
    600.91/829.64 = 414.34/x
  3. Step 3: Cross multiply
    600.91x = 829.64 × 414.34
  4. Step 4: Simplify right side
    600.91x = 343,753.04
  5. Step 5: Solve for x
    x = 343,753.04/600.91
  6. Step 6: Final answer
    x = 572.05

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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.