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Finding the Fourth Proportional to 352.86, 529.29 and 337.06

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Solution

The fourth proportional to 352.86, 529.29 and 337.06 is: 505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.86 : 529.29 = 337.06 : x
  2. Step 2: Convert to fraction form
    352.86/529.29 = 337.06/x
  3. Step 3: Cross multiply
    352.86x = 529.29 × 337.06
  4. Step 4: Simplify right side
    352.86x = 178,402.49
  5. Step 5: Solve for x
    x = 178,402.49/352.86
  6. Step 6: Final answer
    x = 505.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.