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Finding the Fourth Proportional to 950.48, 1,414.64 and 941.36

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Solution

The fourth proportional to 950.48, 1,414.64 and 941.36 is: 1,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.48 : 1,414.64 = 941.36 : x
  2. Step 2: Convert to fraction form
    950.48/1,414.64 = 941.36/x
  3. Step 3: Cross multiply
    950.48x = 1,414.64 × 941.36
  4. Step 4: Simplify right side
    950.48x = 1,331,685.51
  5. Step 5: Solve for x
    x = 1,331,685.51/950.48
  6. Step 6: Final answer
    x = 1,401.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.