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Finding the Fourth Proportional to 577,258.22, 796,640.96 and 322,609.41

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Solution

The fourth proportional to 577,258.22, 796,640.96 and 322,609.41 is: 445,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,258.22 : 796,640.96 = 322,609.41 : x
  2. Step 2: Convert to fraction form
    577,258.22/796,640.96 = 322,609.41/x
  3. Step 3: Cross multiply
    577,258.22x = 796,640.96 × 322,609.41
  4. Step 4: Simplify right side
    577,258.22x = 257,003,870,893.96
  5. Step 5: Solve for x
    x = 257,003,870,893.96/577,258.22
  6. Step 6: Final answer
    x = 445,214.74

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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.