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Finding the Fourth Proportional to 350.94, 525.93 and 247.98

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Solution

The fourth proportional to 350.94, 525.93 and 247.98 is: 371.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.94 : 525.93 = 247.98 : x
  2. Step 2: Convert to fraction form
    350.94/525.93 = 247.98/x
  3. Step 3: Cross multiply
    350.94x = 525.93 × 247.98
  4. Step 4: Simplify right side
    350.94x = 130,420.12
  5. Step 5: Solve for x
    x = 130,420.12/350.94
  6. Step 6: Final answer
    x = 371.63

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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.