Home / 1,042,999.68-1,564,544-443,879.04

Finding the Fourth Proportional to 1,042,999.68, 1,564,544 and 443,879.04

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Solution

The fourth proportional to 1,042,999.68, 1,564,544 and 443,879.04 is: 665,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,999.68 : 1,564,544 = 443,879.04 : x
  2. Step 2: Convert to fraction form
    1,042,999.68/1,564,544 = 443,879.04/x
  3. Step 3: Cross multiply
    1,042,999.68x = 1,564,544 × 443,879.04
  4. Step 4: Simplify right side
    1,042,999.68x = 694,468,288,757.76
  5. Step 5: Solve for x
    x = 694,468,288,757.76/1,042,999.68
  6. Step 6: Final answer
    x = 665,837.49

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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.