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Finding the Fourth Proportional to 237,755.63, 327,911.45 and 209,013.84

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Solution

The fourth proportional to 237,755.63, 327,911.45 and 209,013.84 is: 288,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,755.63 : 327,911.45 = 209,013.84 : x
  2. Step 2: Convert to fraction form
    237,755.63/327,911.45 = 209,013.84/x
  3. Step 3: Cross multiply
    237,755.63x = 327,911.45 × 209,013.84
  4. Step 4: Simplify right side
    237,755.63x = 68,538,031,344.47
  5. Step 5: Solve for x
    x = 68,538,031,344.47/237,755.63
  6. Step 6: Final answer
    x = 288,270.91

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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.