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Finding the Fourth Proportional to 444,614.40, 666,046.80 and 266,592.60

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Solution

The fourth proportional to 444,614.40, 666,046.80 and 266,592.60 is: 399,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,614.40 : 666,046.80 = 266,592.60 : x
  2. Step 2: Convert to fraction form
    444,614.40/666,046.80 = 266,592.60/x
  3. Step 3: Cross multiply
    444,614.40x = 666,046.80 × 266,592.60
  4. Step 4: Simplify right side
    444,614.40x = 177,563,148,133.68
  5. Step 5: Solve for x
    x = 177,563,148,133.68/444,614.40
  6. Step 6: Final answer
    x = 399,364.37

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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.