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Finding the Fourth Proportional to 376.86, 566.44 and 368.79

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Solution

The fourth proportional to 376.86, 566.44 and 368.79 is: 554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.86 : 566.44 = 368.79 : x
  2. Step 2: Convert to fraction form
    376.86/566.44 = 368.79/x
  3. Step 3: Cross multiply
    376.86x = 566.44 × 368.79
  4. Step 4: Simplify right side
    376.86x = 208,895.74
  5. Step 5: Solve for x
    x = 208,895.74/376.86
  6. Step 6: Final answer
    x = 554.31

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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.