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Finding the Fourth Proportional to 333,573.12, 500,360.69 and 80,852.61

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Solution

The fourth proportional to 333,573.12, 500,360.69 and 80,852.61 is: 121,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,573.12 : 500,360.69 = 80,852.61 : x
  2. Step 2: Convert to fraction form
    333,573.12/500,360.69 = 80,852.61/x
  3. Step 3: Cross multiply
    333,573.12x = 500,360.69 × 80,852.61
  4. Step 4: Simplify right side
    333,573.12x = 40,455,469,806.39
  5. Step 5: Solve for x
    x = 40,455,469,806.39/333,573.12
  6. Step 6: Final answer
    x = 121,279.17

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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.