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Finding the Fourth Proportional to 333,331.88, 500,049.75 and 108,640.19

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Solution

The fourth proportional to 333,331.88, 500,049.75 and 108,640.19 is: 162,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,331.88 : 500,049.75 = 108,640.19 : x
  2. Step 2: Convert to fraction form
    333,331.88/500,049.75 = 108,640.19/x
  3. Step 3: Cross multiply
    333,331.88x = 500,049.75 × 108,640.19
  4. Step 4: Simplify right side
    333,331.88x = 54,325,497,349.20
  5. Step 5: Solve for x
    x = 54,325,497,349.20/333,331.88
  6. Step 6: Final answer
    x = 162,977.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.