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Finding the Fourth Proportional to 352.86, 529.03 and 294.98

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Solution

The fourth proportional to 352.86, 529.03 and 294.98 is: 442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.86 : 529.03 = 294.98 : x
  2. Step 2: Convert to fraction form
    352.86/529.03 = 294.98/x
  3. Step 3: Cross multiply
    352.86x = 529.03 × 294.98
  4. Step 4: Simplify right side
    352.86x = 156,050.99
  5. Step 5: Solve for x
    x = 156,050.99/352.86
  6. Step 6: Final answer
    x = 442.25

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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.