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Finding the Fourth Proportional to 273,412.60, 410,118.90 and 247,168.60

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Solution

The fourth proportional to 273,412.60, 410,118.90 and 247,168.60 is: 370,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,412.60 : 410,118.90 = 247,168.60 : x
  2. Step 2: Convert to fraction form
    273,412.60/410,118.90 = 247,168.60/x
  3. Step 3: Cross multiply
    273,412.60x = 410,118.90 × 247,168.60
  4. Step 4: Simplify right side
    273,412.60x = 101,368,514,346.54
  5. Step 5: Solve for x
    x = 101,368,514,346.54/273,412.60
  6. Step 6: Final answer
    x = 370,752.90

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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.