Home / 268,270.20-401,822.10-162,905.40

Finding the Fourth Proportional to 268,270.20, 401,822.10 and 162,905.40

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Solution

The fourth proportional to 268,270.20, 401,822.10 and 162,905.40 is: 244,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,270.20 : 401,822.10 = 162,905.40 : x
  2. Step 2: Convert to fraction form
    268,270.20/401,822.10 = 162,905.40/x
  3. Step 3: Cross multiply
    268,270.20x = 401,822.10 × 162,905.40
  4. Step 4: Simplify right side
    268,270.20x = 65,458,989,929.34
  5. Step 5: Solve for x
    x = 65,458,989,929.34/268,270.20
  6. Step 6: Final answer
    x = 244,003.96

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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.