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Finding the Fourth Proportional to 269,811.42, 404,259.83 and 162,970.91

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Solution

The fourth proportional to 269,811.42, 404,259.83 and 162,970.91 is: 244,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,811.42 : 404,259.83 = 162,970.91 : x
  2. Step 2: Convert to fraction form
    269,811.42/404,259.83 = 162,970.91/x
  3. Step 3: Cross multiply
    269,811.42x = 404,259.83 × 162,970.91
  4. Step 4: Simplify right side
    269,811.42x = 65,882,592,273.65
  5. Step 5: Solve for x
    x = 65,882,592,273.65/269,811.42
  6. Step 6: Final answer
    x = 244,180.15

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1.5x scale

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.