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Finding the Fourth Proportional to 350.60, 526.19 and 262.98

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Solution

The fourth proportional to 350.60, 526.19 and 262.98 is: 394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.60 : 526.19 = 262.98 : x
  2. Step 2: Convert to fraction form
    350.60/526.19 = 262.98/x
  3. Step 3: Cross multiply
    350.60x = 526.19 × 262.98
  4. Step 4: Simplify right side
    350.60x = 138,376.13
  5. Step 5: Solve for x
    x = 138,376.13/350.60
  6. Step 6: Final answer
    x = 394.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.