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Finding the Fourth Proportional to 333,677.25, 499,352.40 and 273,004.56

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Solution

The fourth proportional to 333,677.25, 499,352.40 and 273,004.56 is: 408,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,677.25 : 499,352.40 = 273,004.56 : x
  2. Step 2: Convert to fraction form
    333,677.25/499,352.40 = 273,004.56/x
  3. Step 3: Cross multiply
    333,677.25x = 499,352.40 × 273,004.56
  4. Step 4: Simplify right side
    333,677.25x = 136,325,482,246.94
  5. Step 5: Solve for x
    x = 136,325,482,246.94/333,677.25
  6. Step 6: Final answer
    x = 408,554.92

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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.