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Finding the Fourth Proportional to 444,835.60, 667,253.40 and 415,092.40

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Solution

The fourth proportional to 444,835.60, 667,253.40 and 415,092.40 is: 622,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,835.60 : 667,253.40 = 415,092.40 : x
  2. Step 2: Convert to fraction form
    444,835.60/667,253.40 = 415,092.40/x
  3. Step 3: Cross multiply
    444,835.60x = 667,253.40 × 415,092.40
  4. Step 4: Simplify right side
    444,835.60x = 276,971,815,214.16
  5. Step 5: Solve for x
    x = 276,971,815,214.16/444,835.60
  6. Step 6: Final answer
    x = 622,638.60

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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.