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Finding the Fourth Proportional to 336,007.15, 504,010.73 and 328,231.15

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Solution

The fourth proportional to 336,007.15, 504,010.73 and 328,231.15 is: 492,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,007.15 : 504,010.73 = 328,231.15 : x
  2. Step 2: Convert to fraction form
    336,007.15/504,010.73 = 328,231.15/x
  3. Step 3: Cross multiply
    336,007.15x = 504,010.73 × 328,231.15
  4. Step 4: Simplify right side
    336,007.15x = 165,432,019,879.08
  5. Step 5: Solve for x
    x = 165,432,019,879.08/336,007.15
  6. Step 6: Final answer
    x = 492,346.73

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Similar ratio
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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.