Home / 269,461.20-403,997.40-176,019.60

Finding the Fourth Proportional to 269,461.20, 403,997.40 and 176,019.60

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Solution

The fourth proportional to 269,461.20, 403,997.40 and 176,019.60 is: 263,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,461.20 : 403,997.40 = 176,019.60 : x
  2. Step 2: Convert to fraction form
    269,461.20/403,997.40 = 176,019.60/x
  3. Step 3: Cross multiply
    269,461.20x = 403,997.40 × 176,019.60
  4. Step 4: Simplify right side
    269,461.20x = 71,111,460,749.04
  5. Step 5: Solve for x
    x = 71,111,460,749.04/269,461.20
  6. Step 6: Final answer
    x = 263,902.41

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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.