Home / 272,988.36-409,563.82-197,258.04

Finding the Fourth Proportional to 272,988.36, 409,563.82 and 197,258.04

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Solution

The fourth proportional to 272,988.36, 409,563.82 and 197,258.04 is: 295,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,988.36 : 409,563.82 = 197,258.04 : x
  2. Step 2: Convert to fraction form
    272,988.36/409,563.82 = 197,258.04/x
  3. Step 3: Cross multiply
    272,988.36x = 409,563.82 × 197,258.04
  4. Step 4: Simplify right side
    272,988.36x = 80,789,756,388.11
  5. Step 5: Solve for x
    x = 80,789,756,388.11/272,988.36
  6. Step 6: Final answer
    x = 295,945.79

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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.