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Finding the Fourth Proportional to 362,102.40, 499,944.96 and 277,067.52

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Solution

The fourth proportional to 362,102.40, 499,944.96 and 277,067.52 is: 382,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,102.40 : 499,944.96 = 277,067.52 : x
  2. Step 2: Convert to fraction form
    362,102.40/499,944.96 = 277,067.52/x
  3. Step 3: Cross multiply
    362,102.40x = 499,944.96 × 277,067.52
  4. Step 4: Simplify right side
    362,102.40x = 138,518,510,203.70
  5. Step 5: Solve for x
    x = 138,518,510,203.70/362,102.40
  6. Step 6: Final answer
    x = 382,539.61

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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.