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Finding the Fourth Proportional to 692.76, 956.01 and 444.23

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Solution

The fourth proportional to 692.76, 956.01 and 444.23 is: 613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    692.76 : 956.01 = 444.23 : x
  2. Step 2: Convert to fraction form
    692.76/956.01 = 444.23/x
  3. Step 3: Cross multiply
    692.76x = 956.01 × 444.23
  4. Step 4: Simplify right side
    692.76x = 424,684.85
  5. Step 5: Solve for x
    x = 424,684.85/692.76
  6. Step 6: Final answer
    x = 613.03

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1.5x scale

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.