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Finding the Fourth Proportional to 602.98, 832.13 and 333.80

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Solution

The fourth proportional to 602.98, 832.13 and 333.80 is: 460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.98 : 832.13 = 333.80 : x
  2. Step 2: Convert to fraction form
    602.98/832.13 = 333.80/x
  3. Step 3: Cross multiply
    602.98x = 832.13 × 333.80
  4. Step 4: Simplify right side
    602.98x = 277,767.91
  5. Step 5: Solve for x
    x = 277,767.91/602.98
  6. Step 6: Final answer
    x = 460.66

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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.