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Finding the Fourth Proportional to 374.59, 561.24 and 250.96

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Solution

The fourth proportional to 374.59, 561.24 and 250.96 is: 376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.59 : 561.24 = 250.96 : x
  2. Step 2: Convert to fraction form
    374.59/561.24 = 250.96/x
  3. Step 3: Cross multiply
    374.59x = 561.24 × 250.96
  4. Step 4: Simplify right side
    374.59x = 140,848.79
  5. Step 5: Solve for x
    x = 140,848.79/374.59
  6. Step 6: Final answer
    x = 376.01

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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.