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Finding the Fourth Proportional to 965.93, 1,448.88 and 235.50

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Solution

The fourth proportional to 965.93, 1,448.88 and 235.50 is: 353.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    965.93 : 1,448.88 = 235.50 : x
  2. Step 2: Convert to fraction form
    965.93/1,448.88 = 235.50/x
  3. Step 3: Cross multiply
    965.93x = 1,448.88 × 235.50
  4. Step 4: Simplify right side
    965.93x = 341,211.24
  5. Step 5: Solve for x
    x = 341,211.24/965.93
  6. Step 6: Final answer
    x = 353.25

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Double scale
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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.