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Finding the Fourth Proportional to 548,833.68, 757,150.08 and 322,377.12

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Solution

The fourth proportional to 548,833.68, 757,150.08 and 322,377.12 is: 444,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,833.68 : 757,150.08 = 322,377.12 : x
  2. Step 2: Convert to fraction form
    548,833.68/757,150.08 = 322,377.12/x
  3. Step 3: Cross multiply
    548,833.68x = 757,150.08 × 322,377.12
  4. Step 4: Simplify right side
    548,833.68x = 244,087,862,198.17
  5. Step 5: Solve for x
    x = 244,087,862,198.17/548,833.68
  6. Step 6: Final answer
    x = 444,739.22

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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.