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Finding the Fourth Proportional to 479,100.94, 661,162.44 and 264,246.82

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Solution

The fourth proportional to 479,100.94, 661,162.44 and 264,246.82 is: 364,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,100.94 : 661,162.44 = 264,246.82 : x
  2. Step 2: Convert to fraction form
    479,100.94/661,162.44 = 264,246.82/x
  3. Step 3: Cross multiply
    479,100.94x = 661,162.44 × 264,246.82
  4. Step 4: Simplify right side
    479,100.94x = 174,710,072,273.44
  5. Step 5: Solve for x
    x = 174,710,072,273.44/479,100.94
  6. Step 6: Final answer
    x = 364,662.35

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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.