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Finding the Fourth Proportional to 1,180.01, 1,769.51 and 563.00

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Solution

The fourth proportional to 1,180.01, 1,769.51 and 563.00 is: 844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180.01 : 1,769.51 = 563.00 : x
  2. Step 2: Convert to fraction form
    1,180.01/1,769.51 = 563.00/x
  3. Step 3: Cross multiply
    1,180.01x = 1,769.51 × 563.00
  4. Step 4: Simplify right side
    1,180.01x = 996,226.69
  5. Step 5: Solve for x
    x = 996,226.69/1,180.01
  6. Step 6: Final answer
    x = 844.25

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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.