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Finding the Fourth Proportional to 1,349.46, 2,023.98 and 375.48

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Solution

The fourth proportional to 1,349.46, 2,023.98 and 375.48 is: 563.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.46 : 2,023.98 = 375.48 : x
  2. Step 2: Convert to fraction form
    1,349.46/2,023.98 = 375.48/x
  3. Step 3: Cross multiply
    1,349.46x = 2,023.98 × 375.48
  4. Step 4: Simplify right side
    1,349.46x = 759,964.01
  5. Step 5: Solve for x
    x = 759,964.01/1,349.46
  6. Step 6: Final answer
    x = 563.16

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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.