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Finding the Fourth Proportional to 467.16, 702.36 and 323.52

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Solution

The fourth proportional to 467.16, 702.36 and 323.52 is: 486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.16 : 702.36 = 323.52 : x
  2. Step 2: Convert to fraction form
    467.16/702.36 = 323.52/x
  3. Step 3: Cross multiply
    467.16x = 702.36 × 323.52
  4. Step 4: Simplify right side
    467.16x = 227,227.51
  5. Step 5: Solve for x
    x = 227,227.51/467.16
  6. Step 6: Final answer
    x = 486.40

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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.