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Finding the Fourth Proportional to 950.93, 1,310.33 and 701.85

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Solution

The fourth proportional to 950.93, 1,310.33 and 701.85 is: 967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.93 : 1,310.33 = 701.85 : x
  2. Step 2: Convert to fraction form
    950.93/1,310.33 = 701.85/x
  3. Step 3: Cross multiply
    950.93x = 1,310.33 × 701.85
  4. Step 4: Simplify right side
    950.93x = 919,656.87
  5. Step 5: Solve for x
    x = 919,656.87/950.93
  6. Step 6: Final answer
    x = 967.12

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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.