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Finding the Fourth Proportional to 952.35, 1,314.39 and 657.37

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Solution

The fourth proportional to 952.35, 1,314.39 and 657.37 is: 907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.35 : 1,314.39 = 657.37 : x
  2. Step 2: Convert to fraction form
    952.35/1,314.39 = 657.37/x
  3. Step 3: Cross multiply
    952.35x = 1,314.39 × 657.37
  4. Step 4: Simplify right side
    952.35x = 864,040.55
  5. Step 5: Solve for x
    x = 864,040.55/952.35
  6. Step 6: Final answer
    x = 907.27

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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.