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Finding the Fourth Proportional to 543.86, 750.08 and 366.84

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Solution

The fourth proportional to 543.86, 750.08 and 366.84 is: 505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    543.86 : 750.08 = 366.84 : x
  2. Step 2: Convert to fraction form
    543.86/750.08 = 366.84/x
  3. Step 3: Cross multiply
    543.86x = 750.08 × 366.84
  4. Step 4: Simplify right side
    543.86x = 275,159.35
  5. Step 5: Solve for x
    x = 275,159.35/543.86
  6. Step 6: Final answer
    x = 505.94

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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.