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Finding the Fourth Proportional to 963.93, 1,445.89 and 233.51

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Solution

The fourth proportional to 963.93, 1,445.89 and 233.51 is: 350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.93 : 1,445.89 = 233.51 : x
  2. Step 2: Convert to fraction form
    963.93/1,445.89 = 233.51/x
  3. Step 3: Cross multiply
    963.93x = 1,445.89 × 233.51
  4. Step 4: Simplify right side
    963.93x = 337,629.77
  5. Step 5: Solve for x
    x = 337,629.77/963.93
  6. Step 6: Final answer
    x = 350.26

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Double scale
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1.5x scale

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.