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Finding the Fourth Proportional to 692.00, 955.62 and 591.83

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Solution

The fourth proportional to 692.00, 955.62 and 591.83 is: 817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    692.00 : 955.62 = 591.83 : x
  2. Step 2: Convert to fraction form
    692.00/955.62 = 591.83/x
  3. Step 3: Cross multiply
    692.00x = 955.62 × 591.83
  4. Step 4: Simplify right side
    692.00x = 565,559.81
  5. Step 5: Solve for x
    x = 565,559.81/692.00
  6. Step 6: Final answer
    x = 817.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.