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Finding the Fourth Proportional to 364.94, 503.42 and 277.46

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Solution

The fourth proportional to 364.94, 503.42 and 277.46 is: 382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.94 : 503.42 = 277.46 : x
  2. Step 2: Convert to fraction form
    364.94/503.42 = 277.46/x
  3. Step 3: Cross multiply
    364.94x = 503.42 × 277.46
  4. Step 4: Simplify right side
    364.94x = 139,678.91
  5. Step 5: Solve for x
    x = 139,678.91/364.94
  6. Step 6: Final answer
    x = 382.74

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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.