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Finding the Fourth Proportional to 610.56, 846.74 and 588.69

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Solution

The fourth proportional to 610.56, 846.74 and 588.69 is: 816.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.56 : 846.74 = 588.69 : x
  2. Step 2: Convert to fraction form
    610.56/846.74 = 588.69/x
  3. Step 3: Cross multiply
    610.56x = 846.74 × 588.69
  4. Step 4: Simplify right side
    610.56x = 498,468.84
  5. Step 5: Solve for x
    x = 498,468.84/610.56
  6. Step 6: Final answer
    x = 816.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.