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Finding the Fourth Proportional to 1,563.06, 2,344.41 and 523.02

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Solution

The fourth proportional to 1,563.06, 2,344.41 and 523.02 is: 784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.06 : 2,344.41 = 523.02 : x
  2. Step 2: Convert to fraction form
    1,563.06/2,344.41 = 523.02/x
  3. Step 3: Cross multiply
    1,563.06x = 2,344.41 × 523.02
  4. Step 4: Simplify right side
    1,563.06x = 1,226,173.32
  5. Step 5: Solve for x
    x = 1,226,173.32/1,563.06
  6. Step 6: Final answer
    x = 784.47

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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.