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Finding the Fourth Proportional to 333,325.77, 500,050.91 and 133,661.78

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Solution

The fourth proportional to 333,325.77, 500,050.91 and 133,661.78 is: 200,517.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,325.77 : 500,050.91 = 133,661.78 : x
  2. Step 2: Convert to fraction form
    333,325.77/500,050.91 = 133,661.78/x
  3. Step 3: Cross multiply
    333,325.77x = 500,050.91 × 133,661.78
  4. Step 4: Simplify right side
    333,325.77x = 66,837,694,721.22
  5. Step 5: Solve for x
    x = 66,837,694,721.22/333,325.77
  6. Step 6: Final answer
    x = 200,517.63

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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.