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Finding the Fourth Proportional to 548,169.36, 756,600.12 and 356,849.52

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Solution

The fourth proportional to 548,169.36, 756,600.12 and 356,849.52 is: 492,534.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,169.36 : 756,600.12 = 356,849.52 : x
  2. Step 2: Convert to fraction form
    548,169.36/756,600.12 = 356,849.52/x
  3. Step 3: Cross multiply
    548,169.36x = 756,600.12 × 356,849.52
  4. Step 4: Simplify right side
    548,169.36x = 269,992,389,653.94
  5. Step 5: Solve for x
    x = 269,992,389,653.94/548,169.36
  6. Step 6: Final answer
    x = 492,534.62

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1.5x scale

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.