Home / 739,046.87-1,020,162-484,414.46

Finding the Fourth Proportional to 739,046.87, 1,020,162 and 484,414.46

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Solution

The fourth proportional to 739,046.87, 1,020,162 and 484,414.46 is: 668,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,046.87 : 1,020,162 = 484,414.46 : x
  2. Step 2: Convert to fraction form
    739,046.87/1,020,162 = 484,414.46/x
  3. Step 3: Cross multiply
    739,046.87x = 1,020,162 × 484,414.46
  4. Step 4: Simplify right side
    739,046.87x = 494,181,224,342.52
  5. Step 5: Solve for x
    x = 494,181,224,342.52/739,046.87
  6. Step 6: Final answer
    x = 668,673.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.