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Finding the Fourth Proportional to 607.22, 836.24 and 552.54

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Solution

The fourth proportional to 607.22, 836.24 and 552.54 is: 760.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.22 : 836.24 = 552.54 : x
  2. Step 2: Convert to fraction form
    607.22/836.24 = 552.54/x
  3. Step 3: Cross multiply
    607.22x = 836.24 × 552.54
  4. Step 4: Simplify right side
    607.22x = 462,056.05
  5. Step 5: Solve for x
    x = 462,056.05/607.22
  6. Step 6: Final answer
    x = 760.94

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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.