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Finding the Fourth Proportional to 967.04, 1,448.82 and 934.91

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Solution

The fourth proportional to 967.04, 1,448.82 and 934.91 is: 1,400.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.04 : 1,448.82 = 934.91 : x
  2. Step 2: Convert to fraction form
    967.04/1,448.82 = 934.91/x
  3. Step 3: Cross multiply
    967.04x = 1,448.82 × 934.91
  4. Step 4: Simplify right side
    967.04x = 1,354,514.50
  5. Step 5: Solve for x
    x = 1,354,514.50/967.04
  6. Step 6: Final answer
    x = 1,400.68

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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.