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Finding the Fourth Proportional to 952.93, 1,429.93 and 376.21

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Solution

The fourth proportional to 952.93, 1,429.93 and 376.21 is: 564.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.93 : 1,429.93 = 376.21 : x
  2. Step 2: Convert to fraction form
    952.93/1,429.93 = 376.21/x
  3. Step 3: Cross multiply
    952.93x = 1,429.93 × 376.21
  4. Step 4: Simplify right side
    952.93x = 537,953.97
  5. Step 5: Solve for x
    x = 537,953.97/952.93
  6. Step 6: Final answer
    x = 564.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.