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Finding the Fourth Proportional to 563.04, 844.80 and 198.08

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Solution

The fourth proportional to 563.04, 844.80 and 198.08 is: 297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.04 : 844.80 = 198.08 : x
  2. Step 2: Convert to fraction form
    563.04/844.80 = 198.08/x
  3. Step 3: Cross multiply
    563.04x = 844.80 × 198.08
  4. Step 4: Simplify right side
    563.04x = 167,337.98
  5. Step 5: Solve for x
    x = 167,337.98/563.04
  6. Step 6: Final answer
    x = 297.20

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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.