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Finding the Fourth Proportional to 350,338.76, 483,468.02 and 199,435.76

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Solution

The fourth proportional to 350,338.76, 483,468.02 and 199,435.76 is: 275,221.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,338.76 : 483,468.02 = 199,435.76 : x
  2. Step 2: Convert to fraction form
    350,338.76/483,468.02 = 199,435.76/x
  3. Step 3: Cross multiply
    350,338.76x = 483,468.02 × 199,435.76
  4. Step 4: Simplify right side
    350,338.76x = 96,420,812,004.40
  5. Step 5: Solve for x
    x = 96,420,812,004.40/350,338.76
  6. Step 6: Final answer
    x = 275,221.65

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1.5x scale

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.