Home / 669,231.80-1,004,187.90-444,748.40

Finding the Fourth Proportional to 669,231.80, 1,004,187.90 and 444,748.40

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Solution

The fourth proportional to 669,231.80, 1,004,187.90 and 444,748.40 is: 667,348.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,231.80 : 1,004,187.90 = 444,748.40 : x
  2. Step 2: Convert to fraction form
    669,231.80/1,004,187.90 = 444,748.40/x
  3. Step 3: Cross multiply
    669,231.80x = 1,004,187.90 × 444,748.40
  4. Step 4: Simplify right side
    669,231.80x = 446,610,961,824.36
  5. Step 5: Solve for x
    x = 446,610,961,824.36/669,231.80
  6. Step 6: Final answer
    x = 667,348.69

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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.