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Finding the Fourth Proportional to 952.27, 1,314.57 and 692.26

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Solution

The fourth proportional to 952.27, 1,314.57 and 692.26 is: 955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.27 : 1,314.57 = 692.26 : x
  2. Step 2: Convert to fraction form
    952.27/1,314.57 = 692.26/x
  3. Step 3: Cross multiply
    952.27x = 1,314.57 × 692.26
  4. Step 4: Simplify right side
    952.27x = 910,024.23
  5. Step 5: Solve for x
    x = 910,024.23/952.27
  6. Step 6: Final answer
    x = 955.64

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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.