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Finding the Fourth Proportional to 548,120.08, 756,527.70 and 333,214.48

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Solution

The fourth proportional to 548,120.08, 756,527.70 and 333,214.48 is: 459,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,120.08 : 756,527.70 = 333,214.48 : x
  2. Step 2: Convert to fraction form
    548,120.08/756,527.70 = 333,214.48/x
  3. Step 3: Cross multiply
    548,120.08x = 756,527.70 × 333,214.48
  4. Step 4: Simplify right side
    548,120.08x = 252,085,984,161.10
  5. Step 5: Solve for x
    x = 252,085,984,161.10/548,120.08
  6. Step 6: Final answer
    x = 459,910.14

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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.