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Finding the Fourth Proportional to 350.18, 522.53 and 348.15

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Solution

The fourth proportional to 350.18, 522.53 and 348.15 is: 519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.18 : 522.53 = 348.15 : x
  2. Step 2: Convert to fraction form
    350.18/522.53 = 348.15/x
  3. Step 3: Cross multiply
    350.18x = 522.53 × 348.15
  4. Step 4: Simplify right side
    350.18x = 181,917.08
  5. Step 5: Solve for x
    x = 181,917.08/350.18
  6. Step 6: Final answer
    x = 519.50

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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.