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Finding the Fourth Proportional to 333,083.27, 499,553.33 and 105,396.93

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Solution

The fourth proportional to 333,083.27, 499,553.33 and 105,396.93 is: 158,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,083.27 : 499,553.33 = 105,396.93 : x
  2. Step 2: Convert to fraction form
    333,083.27/499,553.33 = 105,396.93/x
  3. Step 3: Cross multiply
    333,083.27x = 499,553.33 × 105,396.93
  4. Step 4: Simplify right side
    333,083.27x = 52,651,386,826.29
  5. Step 5: Solve for x
    x = 52,651,386,826.29/333,083.27
  6. Step 6: Final answer
    x = 158,072.74

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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.