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Finding the Fourth Proportional to 273,636.98, 410,415.87 and 73,968.98

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Solution

The fourth proportional to 273,636.98, 410,415.87 and 73,968.98 is: 110,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,636.98 : 410,415.87 = 73,968.98 : x
  2. Step 2: Convert to fraction form
    273,636.98/410,415.87 = 73,968.98/x
  3. Step 3: Cross multiply
    273,636.98x = 410,415.87 × 73,968.98
  4. Step 4: Simplify right side
    273,636.98x = 30,358,043,279.71
  5. Step 5: Solve for x
    x = 30,358,043,279.71/273,636.98
  6. Step 6: Final answer
    x = 110,942.77

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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.