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Finding the Fourth Proportional to 273,518.98, 410,425.79 and 133,277.60

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Solution

The fourth proportional to 273,518.98, 410,425.79 and 133,277.60 is: 199,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,518.98 : 410,425.79 = 133,277.60 : x
  2. Step 2: Convert to fraction form
    273,518.98/410,425.79 = 133,277.60/x
  3. Step 3: Cross multiply
    273,518.98x = 410,425.79 × 133,277.60
  4. Step 4: Simplify right side
    273,518.98x = 54,700,564,628.98
  5. Step 5: Solve for x
    x = 54,700,564,628.98/273,518.98
  6. Step 6: Final answer
    x = 199,988.19

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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.