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Finding the Fourth Proportional to 333,833.22, 500,780.66 and 109,194.93

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Solution

The fourth proportional to 333,833.22, 500,780.66 and 109,194.93 is: 163,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,833.22 : 500,780.66 = 109,194.93 : x
  2. Step 2: Convert to fraction form
    333,833.22/500,780.66 = 109,194.93/x
  3. Step 3: Cross multiply
    333,833.22x = 500,780.66 × 109,194.93
  4. Step 4: Simplify right side
    333,833.22x = 54,682,708,568.08
  5. Step 5: Solve for x
    x = 54,682,708,568.08/333,833.22
  6. Step 6: Final answer
    x = 163,802.48

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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.