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Finding the Fourth Proportional to 507.52, 700.41 and 352

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Solution

The fourth proportional to 507.52, 700.41 and 352 is: 485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.52 : 700.41 = 352 : x
  2. Step 2: Convert to fraction form
    507.52/700.41 = 352/x
  3. Step 3: Cross multiply
    507.52x = 700.41 × 352
  4. Step 4: Simplify right side
    507.52x = 246,544.32
  5. Step 5: Solve for x
    x = 246,544.32/507.52
  6. Step 6: Final answer
    x = 485.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.