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Finding the Fourth Proportional to 547.14, 750.74 and 541.98

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Solution

The fourth proportional to 547.14, 750.74 and 541.98 is: 743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.14 : 750.74 = 541.98 : x
  2. Step 2: Convert to fraction form
    547.14/750.74 = 541.98/x
  3. Step 3: Cross multiply
    547.14x = 750.74 × 541.98
  4. Step 4: Simplify right side
    547.14x = 406,885.39
  5. Step 5: Solve for x
    x = 406,885.39/547.14
  6. Step 6: Final answer
    x = 743.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.