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Finding the Fourth Proportional to 335,725.64, 503,404.36 and 133,116.56

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Solution

The fourth proportional to 335,725.64, 503,404.36 and 133,116.56 is: 199,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,725.64 : 503,404.36 = 133,116.56 : x
  2. Step 2: Convert to fraction form
    335,725.64/503,404.36 = 133,116.56/x
  3. Step 3: Cross multiply
    335,725.64x = 503,404.36 × 133,116.56
  4. Step 4: Simplify right side
    335,725.64x = 67,011,456,692.20
  5. Step 5: Solve for x
    x = 67,011,456,692.20/335,725.64
  6. Step 6: Final answer
    x = 199,601.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.