Home / 669,218.30-1,004,167.65-444,734.90

Finding the Fourth Proportional to 669,218.30, 1,004,167.65 and 444,734.90

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Solution

The fourth proportional to 669,218.30, 1,004,167.65 and 444,734.90 is: 667,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,218.30 : 1,004,167.65 = 444,734.90 : x
  2. Step 2: Convert to fraction form
    669,218.30/1,004,167.65 = 444,734.90/x
  3. Step 3: Cross multiply
    669,218.30x = 1,004,167.65 × 444,734.90
  4. Step 4: Simplify right side
    669,218.30x = 446,588,399,405.99
  5. Step 5: Solve for x
    x = 446,588,399,405.99/669,218.30
  6. Step 6: Final answer
    x = 667,328.43

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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.