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Finding the Fourth Proportional to 563.95, 841.87 and 481.33

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Solution

The fourth proportional to 563.95, 841.87 and 481.33 is: 718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.95 : 841.87 = 481.33 : x
  2. Step 2: Convert to fraction form
    563.95/841.87 = 481.33/x
  3. Step 3: Cross multiply
    563.95x = 841.87 × 481.33
  4. Step 4: Simplify right side
    563.95x = 405,217.29
  5. Step 5: Solve for x
    x = 405,217.29/563.95
  6. Step 6: Final answer
    x = 718.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.