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Finding the Fourth Proportional to 366,575.32, 504,656.22 and 328,783.96

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Solution

The fourth proportional to 366,575.32, 504,656.22 and 328,783.96 is: 452,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,575.32 : 504,656.22 = 328,783.96 : x
  2. Step 2: Convert to fraction form
    366,575.32/504,656.22 = 328,783.96/x
  3. Step 3: Cross multiply
    366,575.32x = 504,656.22 × 328,783.96
  4. Step 4: Simplify right side
    366,575.32x = 165,922,870,450.23
  5. Step 5: Solve for x
    x = 165,922,870,450.23/366,575.32
  6. Step 6: Final answer
    x = 452,629.68

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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.