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Finding the Fourth Proportional to 548,703.97, 757,329.92 and 333,913.24

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Solution

The fourth proportional to 548,703.97, 757,329.92 and 333,913.24 is: 460,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,703.97 : 757,329.92 = 333,913.24 : x
  2. Step 2: Convert to fraction form
    548,703.97/757,329.92 = 333,913.24/x
  3. Step 3: Cross multiply
    548,703.97x = 757,329.92 × 333,913.24
  4. Step 4: Simplify right side
    548,703.97x = 252,882,487,336.14
  5. Step 5: Solve for x
    x = 252,882,487,336.14/548,703.97
  6. Step 6: Final answer
    x = 460,872.35

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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.