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Finding the Fourth Proportional to 336,518.20, 504,278.62 and 136,595.32

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Solution

The fourth proportional to 336,518.20, 504,278.62 and 136,595.32 is: 204,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,518.20 : 504,278.62 = 136,595.32 : x
  2. Step 2: Convert to fraction form
    336,518.20/504,278.62 = 136,595.32/x
  3. Step 3: Cross multiply
    336,518.20x = 504,278.62 × 136,595.32
  4. Step 4: Simplify right side
    336,518.20x = 68,882,099,468.06
  5. Step 5: Solve for x
    x = 68,882,099,468.06/336,518.20
  6. Step 6: Final answer
    x = 204,690.56

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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.