Home / 1,004,029.20-1,505,032.92-442,964.88

Finding the Fourth Proportional to 1,004,029.20, 1,505,032.92 and 442,964.88

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Solution

The fourth proportional to 1,004,029.20, 1,505,032.92 and 442,964.88 is: 664,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,029.20 : 1,505,032.92 = 442,964.88 : x
  2. Step 2: Convert to fraction form
    1,004,029.20/1,505,032.92 = 442,964.88/x
  3. Step 3: Cross multiply
    1,004,029.20x = 1,505,032.92 × 442,964.88
  4. Step 4: Simplify right side
    1,004,029.20x = 666,676,726,803.85
  5. Step 5: Solve for x
    x = 666,676,726,803.85/1,004,029.20
  6. Step 6: Final answer
    x = 664,001.33

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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.