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Finding the Fourth Proportional to 794.62, 1,191.93 and 632.62

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Solution

The fourth proportional to 794.62, 1,191.93 and 632.62 is: 948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.62 : 1,191.93 = 632.62 : x
  2. Step 2: Convert to fraction form
    794.62/1,191.93 = 632.62/x
  3. Step 3: Cross multiply
    794.62x = 1,191.93 × 632.62
  4. Step 4: Simplify right side
    794.62x = 754,038.76
  5. Step 5: Solve for x
    x = 754,038.76/794.62
  6. Step 6: Final answer
    x = 948.93

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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.