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Finding the Fourth Proportional to 950.93, 1,311.94 and 536.93

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Solution

The fourth proportional to 950.93, 1,311.94 and 536.93 is: 740.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.93 : 1,311.94 = 536.93 : x
  2. Step 2: Convert to fraction form
    950.93/1,311.94 = 536.93/x
  3. Step 3: Cross multiply
    950.93x = 1,311.94 × 536.93
  4. Step 4: Simplify right side
    950.93x = 704,419.94
  5. Step 5: Solve for x
    x = 704,419.94/950.93
  6. Step 6: Final answer
    x = 740.77

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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.