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Finding the Fourth Proportional to 547.00, 754.97 and 430.36

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Solution

The fourth proportional to 547.00, 754.97 and 430.36 is: 593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.00 : 754.97 = 430.36 : x
  2. Step 2: Convert to fraction form
    547.00/754.97 = 430.36/x
  3. Step 3: Cross multiply
    547.00x = 754.97 × 430.36
  4. Step 4: Simplify right side
    547.00x = 324,904.85
  5. Step 5: Solve for x
    x = 324,904.85/547.00
  6. Step 6: Final answer
    x = 593.98

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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.