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Finding the Fourth Proportional to 1,713.14, 2,569.70 and 617.36

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Solution

The fourth proportional to 1,713.14, 2,569.70 and 617.36 is: 926.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.14 : 2,569.70 = 617.36 : x
  2. Step 2: Convert to fraction form
    1,713.14/2,569.70 = 617.36/x
  3. Step 3: Cross multiply
    1,713.14x = 2,569.70 × 617.36
  4. Step 4: Simplify right side
    1,713.14x = 1,586,414.06
  5. Step 5: Solve for x
    x = 1,586,414.06/1,713.14
  6. Step 6: Final answer
    x = 926.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.