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Finding the Fourth Proportional to 351,195.83, 484,650.25 and 190,050.87

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Solution

The fourth proportional to 351,195.83, 484,650.25 and 190,050.87 is: 262,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,195.83 : 484,650.25 = 190,050.87 : x
  2. Step 2: Convert to fraction form
    351,195.83/484,650.25 = 190,050.87/x
  3. Step 3: Cross multiply
    351,195.83x = 484,650.25 × 190,050.87
  4. Step 4: Simplify right side
    351,195.83x = 92,108,204,069.56
  5. Step 5: Solve for x
    x = 92,108,204,069.56/351,195.83
  6. Step 6: Final answer
    x = 262,270.21

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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.