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Finding the Fourth Proportional to 960.54, 1,439.59 and 467.06

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Solution

The fourth proportional to 960.54, 1,439.59 and 467.06 is: 700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    960.54 : 1,439.59 = 467.06 : x
  2. Step 2: Convert to fraction form
    960.54/1,439.59 = 467.06/x
  3. Step 3: Cross multiply
    960.54x = 1,439.59 × 467.06
  4. Step 4: Simplify right side
    960.54x = 672,377.34
  5. Step 5: Solve for x
    x = 672,377.34/960.54
  6. Step 6: Final answer
    x = 700.00

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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.