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Finding the Fourth Proportional to 350.48, 483.16 and 250.87

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Solution

The fourth proportional to 350.48, 483.16 and 250.87 is: 345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.48 : 483.16 = 250.87 : x
  2. Step 2: Convert to fraction form
    350.48/483.16 = 250.87/x
  3. Step 3: Cross multiply
    350.48x = 483.16 × 250.87
  4. Step 4: Simplify right side
    350.48x = 121,210.98
  5. Step 5: Solve for x
    x = 121,210.98/350.48
  6. Step 6: Final answer
    x = 345.84

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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.