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Finding the Fourth Proportional to 1,588.45, 2,383.58 and 614.62

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Solution

The fourth proportional to 1,588.45, 2,383.58 and 614.62 is: 922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.45 : 2,383.58 = 614.62 : x
  2. Step 2: Convert to fraction form
    1,588.45/2,383.58 = 614.62/x
  3. Step 3: Cross multiply
    1,588.45x = 2,383.58 × 614.62
  4. Step 4: Simplify right side
    1,588.45x = 1,464,995.94
  5. Step 5: Solve for x
    x = 1,464,995.94/1,588.45
  6. Step 6: Final answer
    x = 922.28

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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.