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Finding the Fourth Proportional to 467.68, 700.44 and 313.36

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Solution

The fourth proportional to 467.68, 700.44 and 313.36 is: 469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.68 : 700.44 = 313.36 : x
  2. Step 2: Convert to fraction form
    467.68/700.44 = 313.36/x
  3. Step 3: Cross multiply
    467.68x = 700.44 × 313.36
  4. Step 4: Simplify right side
    467.68x = 219,489.88
  5. Step 5: Solve for x
    x = 219,489.88/467.68
  6. Step 6: Final answer
    x = 469.32

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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.