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Finding the Fourth Proportional to 374.52, 561.84 and 246

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Solution

The fourth proportional to 374.52, 561.84 and 246 is: 369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.52 : 561.84 = 246 : x
  2. Step 2: Convert to fraction form
    374.52/561.84 = 246/x
  3. Step 3: Cross multiply
    374.52x = 561.84 × 246
  4. Step 4: Simplify right side
    374.52x = 138,212.64
  5. Step 5: Solve for x
    x = 138,212.64/374.52
  6. Step 6: Final answer
    x = 369.04

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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.