Home / 247,221.19-369,816.18-197,398.60

Finding the Fourth Proportional to 247,221.19, 369,816.18 and 197,398.60

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Solution

The fourth proportional to 247,221.19, 369,816.18 and 197,398.60 is: 295,286.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,221.19 : 369,816.18 = 197,398.60 : x
  2. Step 2: Convert to fraction form
    247,221.19/369,816.18 = 197,398.60/x
  3. Step 3: Cross multiply
    247,221.19x = 369,816.18 × 197,398.60
  4. Step 4: Simplify right side
    247,221.19x = 73,001,196,189.35
  5. Step 5: Solve for x
    x = 73,001,196,189.35/247,221.19
  6. Step 6: Final answer
    x = 295,286.97

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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.