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Finding the Fourth Proportional to 369,524.52, 509,944.59 and 199,758.60

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Solution

The fourth proportional to 369,524.52, 509,944.59 and 199,758.60 is: 275,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,524.52 : 509,944.59 = 199,758.60 : x
  2. Step 2: Convert to fraction form
    369,524.52/509,944.59 = 199,758.60/x
  3. Step 3: Cross multiply
    369,524.52x = 509,944.59 × 199,758.60
  4. Step 4: Simplify right side
    369,524.52x = 101,865,817,375.97
  5. Step 5: Solve for x
    x = 101,865,817,375.97/369,524.52
  6. Step 6: Final answer
    x = 275,667.27

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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.