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Finding the Fourth Proportional to 467.52, 700.52 and 345.60

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Solution

The fourth proportional to 467.52, 700.52 and 345.60 is: 517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.52 : 700.52 = 345.60 : x
  2. Step 2: Convert to fraction form
    467.52/700.52 = 345.60/x
  3. Step 3: Cross multiply
    467.52x = 700.52 × 345.60
  4. Step 4: Simplify right side
    467.52x = 242,099.71
  5. Step 5: Solve for x
    x = 242,099.71/467.52
  6. Step 6: Final answer
    x = 517.84

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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.