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Finding the Fourth Proportional to 335,367.51, 462,644.55 and 199,305.15

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Solution

The fourth proportional to 335,367.51, 462,644.55 and 199,305.15 is: 274,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,367.51 : 462,644.55 = 199,305.15 : x
  2. Step 2: Convert to fraction form
    335,367.51/462,644.55 = 199,305.15/x
  3. Step 3: Cross multiply
    335,367.51x = 462,644.55 × 199,305.15
  4. Step 4: Simplify right side
    335,367.51x = 92,207,441,434.43
  5. Step 5: Solve for x
    x = 92,207,441,434.43/335,367.51
  6. Step 6: Final answer
    x = 274,944.47

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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.