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Finding the Fourth Proportional to 554.34, 760.02 and 544.46

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Solution

The fourth proportional to 554.34, 760.02 and 544.46 is: 746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.34 : 760.02 = 544.46 : x
  2. Step 2: Convert to fraction form
    554.34/760.02 = 544.46/x
  3. Step 3: Cross multiply
    554.34x = 760.02 × 544.46
  4. Step 4: Simplify right side
    554.34x = 413,796.69
  5. Step 5: Solve for x
    x = 413,796.69/554.34
  6. Step 6: Final answer
    x = 746.47

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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.