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Finding the Fourth Proportional to 1,840.38, 2,760.26 and 524.04

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Solution

The fourth proportional to 1,840.38, 2,760.26 and 524.04 is: 785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.38 : 2,760.26 = 524.04 : x
  2. Step 2: Convert to fraction form
    1,840.38/2,760.26 = 524.04/x
  3. Step 3: Cross multiply
    1,840.38x = 2,760.26 × 524.04
  4. Step 4: Simplify right side
    1,840.38x = 1,446,486.65
  5. Step 5: Solve for x
    x = 1,446,486.65/1,840.38
  6. Step 6: Final answer
    x = 785.97

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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.