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Finding the Fourth Proportional to 596.43, 823.05 and 334.40

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Solution

The fourth proportional to 596.43, 823.05 and 334.40 is: 461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.43 : 823.05 = 334.40 : x
  2. Step 2: Convert to fraction form
    596.43/823.05 = 334.40/x
  3. Step 3: Cross multiply
    596.43x = 823.05 × 334.40
  4. Step 4: Simplify right side
    596.43x = 275,223.80
  5. Step 5: Solve for x
    x = 275,223.80/596.43
  6. Step 6: Final answer
    x = 461.45

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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.