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Finding the Fourth Proportional to 563.32, 845.00 and 238.46

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Solution

The fourth proportional to 563.32, 845.00 and 238.46 is: 357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.32 : 845.00 = 238.46 : x
  2. Step 2: Convert to fraction form
    563.32/845.00 = 238.46/x
  3. Step 3: Cross multiply
    563.32x = 845.00 × 238.46
  4. Step 4: Simplify right side
    563.32x = 201,498.93
  5. Step 5: Solve for x
    x = 201,498.93/563.32
  6. Step 6: Final answer
    x = 357.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.