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Finding the Fourth Proportional to 1,864.53, 2,796.80 and 566.03

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Solution

The fourth proportional to 1,864.53, 2,796.80 and 566.03 is: 849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.53 : 2,796.80 = 566.03 : x
  2. Step 2: Convert to fraction form
    1,864.53/2,796.80 = 566.03/x
  3. Step 3: Cross multiply
    1,864.53x = 2,796.80 × 566.03
  4. Step 4: Simplify right side
    1,864.53x = 1,583,076.87
  5. Step 5: Solve for x
    x = 1,583,076.87/1,864.53
  6. Step 6: Final answer
    x = 849.05

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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.