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Finding the Fourth Proportional to 548,048.48, 756,540.08 and 333,257.52

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Solution

The fourth proportional to 548,048.48, 756,540.08 and 333,257.52 is: 460,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,048.48 : 756,540.08 = 333,257.52 : x
  2. Step 2: Convert to fraction form
    548,048.48/756,540.08 = 333,257.52/x
  3. Step 3: Cross multiply
    548,048.48x = 756,540.08 × 333,257.52
  4. Step 4: Simplify right side
    548,048.48x = 252,122,670,841.40
  5. Step 5: Solve for x
    x = 252,122,670,841.40/548,048.48
  6. Step 6: Final answer
    x = 460,037.17

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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.