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Finding the Fourth Proportional to 467.00, 700.50 and 142.32

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Solution

The fourth proportional to 467.00, 700.50 and 142.32 is: 213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.00 : 700.50 = 142.32 : x
  2. Step 2: Convert to fraction form
    467.00/700.50 = 142.32/x
  3. Step 3: Cross multiply
    467.00x = 700.50 × 142.32
  4. Step 4: Simplify right side
    467.00x = 99,695.16
  5. Step 5: Solve for x
    x = 99,695.16/467.00
  6. Step 6: Final answer
    x = 213.48

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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.