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Finding the Fourth Proportional to 269,305.98, 371,663.67 and 148,468.86

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Solution

The fourth proportional to 269,305.98, 371,663.67 and 148,468.86 is: 204,898.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,305.98 : 371,663.67 = 148,468.86 : x
  2. Step 2: Convert to fraction form
    269,305.98/371,663.67 = 148,468.86/x
  3. Step 3: Cross multiply
    269,305.98x = 371,663.67 × 148,468.86
  4. Step 4: Simplify right side
    269,305.98x = 55,180,481,388.32
  5. Step 5: Solve for x
    x = 55,180,481,388.32/269,305.98
  6. Step 6: Final answer
    x = 204,898.83

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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.