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Finding the Fourth Proportional to 335.86, 503.86 and 162.65

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Solution

The fourth proportional to 335.86, 503.86 and 162.65 is: 244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.86 : 503.86 = 162.65 : x
  2. Step 2: Convert to fraction form
    335.86/503.86 = 162.65/x
  3. Step 3: Cross multiply
    335.86x = 503.86 × 162.65
  4. Step 4: Simplify right side
    335.86x = 81,949.90
  5. Step 5: Solve for x
    x = 81,949.90/335.86
  6. Step 6: Final answer
    x = 244.00

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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.