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Finding the Fourth Proportional to 364.84, 503.34 and 240.55

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Solution

The fourth proportional to 364.84, 503.34 and 240.55 is: 331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.84 : 503.34 = 240.55 : x
  2. Step 2: Convert to fraction form
    364.84/503.34 = 240.55/x
  3. Step 3: Cross multiply
    364.84x = 503.34 × 240.55
  4. Step 4: Simplify right side
    364.84x = 121,075.92
  5. Step 5: Solve for x
    x = 121,075.92/364.84
  6. Step 6: Final answer
    x = 331.86

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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.