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Finding the Fourth Proportional to 444,002.20, 666,003.30 and 433,504.60

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Solution

The fourth proportional to 444,002.20, 666,003.30 and 433,504.60 is: 650,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,002.20 : 666,003.30 = 433,504.60 : x
  2. Step 2: Convert to fraction form
    444,002.20/666,003.30 = 433,504.60/x
  3. Step 3: Cross multiply
    444,002.20x = 666,003.30 × 433,504.60
  4. Step 4: Simplify right side
    444,002.20x = 288,715,494,165.18
  5. Step 5: Solve for x
    x = 288,715,494,165.18/444,002.20
  6. Step 6: Final answer
    x = 650,256.90

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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.