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Finding the Fourth Proportional to 376.79, 565.04 and 295.79

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Solution

The fourth proportional to 376.79, 565.04 and 295.79 is: 443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.79 : 565.04 = 295.79 : x
  2. Step 2: Convert to fraction form
    376.79/565.04 = 295.79/x
  3. Step 3: Cross multiply
    376.79x = 565.04 × 295.79
  4. Step 4: Simplify right side
    376.79x = 167,131.10
  5. Step 5: Solve for x
    x = 167,131.10/376.79
  6. Step 6: Final answer
    x = 443.57

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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.