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Finding the Fourth Proportional to 265,270.62, 365,262.74 and 199,954.34

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Solution

The fourth proportional to 265,270.62, 365,262.74 and 199,954.34 is: 275,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,270.62 : 365,262.74 = 199,954.34 : x
  2. Step 2: Convert to fraction form
    265,270.62/365,262.74 = 199,954.34/x
  3. Step 3: Cross multiply
    265,270.62x = 365,262.74 × 199,954.34
  4. Step 4: Simplify right side
    265,270.62x = 73,035,870,103.29
  5. Step 5: Solve for x
    x = 73,035,870,103.29/265,270.62
  6. Step 6: Final answer
    x = 275,325.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.