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Finding the Fourth Proportional to 452,564.91, 624,470.22 and 261,541.44

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Solution

The fourth proportional to 452,564.91, 624,470.22 and 261,541.44 is: 360,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,564.91 : 624,470.22 = 261,541.44 : x
  2. Step 2: Convert to fraction form
    452,564.91/624,470.22 = 261,541.44/x
  3. Step 3: Cross multiply
    452,564.91x = 624,470.22 × 261,541.44
  4. Step 4: Simplify right side
    452,564.91x = 163,324,840,575.92
  5. Step 5: Solve for x
    x = 163,324,840,575.92/452,564.91
  6. Step 6: Final answer
    x = 360,887.11

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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.