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Finding the Fourth Proportional to 479,363.41, 661,495.76 and 264,461.41

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Solution

The fourth proportional to 479,363.41, 661,495.76 and 264,461.41 is: 364,942.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,363.41 : 661,495.76 = 264,461.41 : x
  2. Step 2: Convert to fraction form
    479,363.41/661,495.76 = 264,461.41/x
  3. Step 3: Cross multiply
    479,363.41x = 661,495.76 × 264,461.41
  4. Step 4: Simplify right side
    479,363.41x = 174,940,100,076.32
  5. Step 5: Solve for x
    x = 174,940,100,076.32/479,363.41
  6. Step 6: Final answer
    x = 364,942.54

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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.