Home / 669,266.40-1,003,899.60-444,928.80

Finding the Fourth Proportional to 669,266.40, 1,003,899.60 and 444,928.80

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Solution

The fourth proportional to 669,266.40, 1,003,899.60 and 444,928.80 is: 667,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,266.40 : 1,003,899.60 = 444,928.80 : x
  2. Step 2: Convert to fraction form
    669,266.40/1,003,899.60 = 444,928.80/x
  3. Step 3: Cross multiply
    669,266.40x = 1,003,899.60 × 444,928.80
  4. Step 4: Simplify right side
    669,266.40x = 446,663,844,348.48
  5. Step 5: Solve for x
    x = 446,663,844,348.48/669,266.40
  6. Step 6: Final answer
    x = 667,393.20

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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.