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Finding the Fourth Proportional to 364.84, 543.65 and 350.92

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Solution

The fourth proportional to 364.84, 543.65 and 350.92 is: 522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.84 : 543.65 = 350.92 : x
  2. Step 2: Convert to fraction form
    364.84/543.65 = 350.92/x
  3. Step 3: Cross multiply
    364.84x = 543.65 × 350.92
  4. Step 4: Simplify right side
    364.84x = 190,777.66
  5. Step 5: Solve for x
    x = 190,777.66/364.84
  6. Step 6: Final answer
    x = 522.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.