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Finding the Fourth Proportional to 967.93, 1,451.90 and 237.50

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Solution

The fourth proportional to 967.93, 1,451.90 and 237.50 is: 356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.93 : 1,451.90 = 237.50 : x
  2. Step 2: Convert to fraction form
    967.93/1,451.90 = 237.50/x
  3. Step 3: Cross multiply
    967.93x = 1,451.90 × 237.50
  4. Step 4: Simplify right side
    967.93x = 344,829.88
  5. Step 5: Solve for x
    x = 344,829.88/967.93
  6. Step 6: Final answer
    x = 356.25

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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.