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Finding the Fourth Proportional to 333,801, 500,764.28 and 134,137.22

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Solution

The fourth proportional to 333,801, 500,764.28 and 134,137.22 is: 201,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,801 : 500,764.28 = 134,137.22 : x
  2. Step 2: Convert to fraction form
    333,801/500,764.28 = 134,137.22/x
  3. Step 3: Cross multiply
    333,801x = 500,764.28 × 134,137.22
  4. Step 4: Simplify right side
    333,801x = 67,171,125,219.99
  5. Step 5: Solve for x
    x = 67,171,125,219.99/333,801
  6. Step 6: Final answer
    x = 201,231.05

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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.