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Finding the Fourth Proportional to 350.45, 526.29 and 296.31

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Solution

The fourth proportional to 350.45, 526.29 and 296.31 is: 444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.45 : 526.29 = 296.31 : x
  2. Step 2: Convert to fraction form
    350.45/526.29 = 296.31/x
  3. Step 3: Cross multiply
    350.45x = 526.29 × 296.31
  4. Step 4: Simplify right side
    350.45x = 155,944.99
  5. Step 5: Solve for x
    x = 155,944.99/350.45
  6. Step 6: Final answer
    x = 444.98

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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.