Home / 1,004,025.20-1,505,026.92-442,960.88

Finding the Fourth Proportional to 1,004,025.20, 1,505,026.92 and 442,960.88

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Solution

The fourth proportional to 1,004,025.20, 1,505,026.92 and 442,960.88 is: 663,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,025.20 : 1,505,026.92 = 442,960.88 : x
  2. Step 2: Convert to fraction form
    1,004,025.20/1,505,026.92 = 442,960.88/x
  3. Step 3: Cross multiply
    1,004,025.20x = 1,505,026.92 × 442,960.88
  4. Step 4: Simplify right side
    1,004,025.20x = 666,668,048,906.89
  5. Step 5: Solve for x
    x = 666,668,048,906.89/1,004,025.20
  6. Step 6: Final answer
    x = 663,995.33

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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.