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Finding the Fourth Proportional to 364.98, 503.52 and 247.04

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Solution

The fourth proportional to 364.98, 503.52 and 247.04 is: 340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.98 : 503.52 = 247.04 : x
  2. Step 2: Convert to fraction form
    364.98/503.52 = 247.04/x
  3. Step 3: Cross multiply
    364.98x = 503.52 × 247.04
  4. Step 4: Simplify right side
    364.98x = 124,389.58
  5. Step 5: Solve for x
    x = 124,389.58/364.98
  6. Step 6: Final answer
    x = 340.81

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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.