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Finding the Fourth Proportional to 362.69, 543.49 and 335.69

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Solution

The fourth proportional to 362.69, 543.49 and 335.69 is: 503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.69 : 543.49 = 335.69 : x
  2. Step 2: Convert to fraction form
    362.69/543.49 = 335.69/x
  3. Step 3: Cross multiply
    362.69x = 543.49 × 335.69
  4. Step 4: Simplify right side
    362.69x = 182,444.16
  5. Step 5: Solve for x
    x = 182,444.16/362.69
  6. Step 6: Final answer
    x = 503.03

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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.