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Finding the Fourth Proportional to 1,759.56, 2,637.72 and 604.56

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Solution

The fourth proportional to 1,759.56, 2,637.72 and 604.56 is: 906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.56 : 2,637.72 = 604.56 : x
  2. Step 2: Convert to fraction form
    1,759.56/2,637.72 = 604.56/x
  3. Step 3: Cross multiply
    1,759.56x = 2,637.72 × 604.56
  4. Step 4: Simplify right side
    1,759.56x = 1,594,660.00
  5. Step 5: Solve for x
    x = 1,594,660.00/1,759.56
  6. Step 6: Final answer
    x = 906.28

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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.