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Finding the Fourth Proportional to 1,692.45, 2,538.99 and 596.52

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Solution

The fourth proportional to 1,692.45, 2,538.99 and 596.52 is: 894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.45 : 2,538.99 = 596.52 : x
  2. Step 2: Convert to fraction form
    1,692.45/2,538.99 = 596.52/x
  3. Step 3: Cross multiply
    1,692.45x = 2,538.99 × 596.52
  4. Step 4: Simplify right side
    1,692.45x = 1,514,558.31
  5. Step 5: Solve for x
    x = 1,514,558.31/1,692.45
  6. Step 6: Final answer
    x = 894.89

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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.