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Finding the Fourth Proportional to 1,692.51, 2,538.77 and 596.28

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Solution

The fourth proportional to 1,692.51, 2,538.77 and 596.28 is: 894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.51 : 2,538.77 = 596.28 : x
  2. Step 2: Convert to fraction form
    1,692.51/2,538.77 = 596.28/x
  3. Step 3: Cross multiply
    1,692.51x = 2,538.77 × 596.28
  4. Step 4: Simplify right side
    1,692.51x = 1,513,817.78
  5. Step 5: Solve for x
    x = 1,513,817.78/1,692.51
  6. Step 6: Final answer
    x = 894.42

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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.