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Finding the Fourth Proportional to 1,349.90, 2,024.92 and 376.06

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Solution

The fourth proportional to 1,349.90, 2,024.92 and 376.06 is: 564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.90 : 2,024.92 = 376.06 : x
  2. Step 2: Convert to fraction form
    1,349.90/2,024.92 = 376.06/x
  3. Step 3: Cross multiply
    1,349.90x = 2,024.92 × 376.06
  4. Step 4: Simplify right side
    1,349.90x = 761,491.42
  5. Step 5: Solve for x
    x = 761,491.42/1,349.90
  6. Step 6: Final answer
    x = 564.11

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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.