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Finding the Fourth Proportional to 334,066.76, 500,431.84 and 200,873.60

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Solution

The fourth proportional to 334,066.76, 500,431.84 and 200,873.60 is: 300,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,066.76 : 500,431.84 = 200,873.60 : x
  2. Step 2: Convert to fraction form
    334,066.76/500,431.84 = 200,873.60/x
  3. Step 3: Cross multiply
    334,066.76x = 500,431.84 × 200,873.60
  4. Step 4: Simplify right side
    334,066.76x = 100,523,545,255.42
  5. Step 5: Solve for x
    x = 100,523,545,255.42/334,066.76
  6. Step 6: Final answer
    x = 300,908.55

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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.