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Finding the Fourth Proportional to 333,525.69, 500,311.93 and 133,846.21

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Solution

The fourth proportional to 333,525.69, 500,311.93 and 133,846.21 is: 200,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,525.69 : 500,311.93 = 133,846.21 : x
  2. Step 2: Convert to fraction form
    333,525.69/500,311.93 = 133,846.21/x
  3. Step 3: Cross multiply
    333,525.69x = 500,311.93 × 133,846.21
  4. Step 4: Simplify right side
    333,525.69x = 66,964,855,648.29
  5. Step 5: Solve for x
    x = 66,964,855,648.29/333,525.69
  6. Step 6: Final answer
    x = 200,778.70

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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.