Home / 746,693.30-1,120,037.83-185,727.80

Finding the Fourth Proportional to 746,693.30, 1,120,037.83 and 185,727.80

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Solution

The fourth proportional to 746,693.30, 1,120,037.83 and 185,727.80 is: 278,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,693.30 : 1,120,037.83 = 185,727.80 : x
  2. Step 2: Convert to fraction form
    746,693.30/1,120,037.83 = 185,727.80/x
  3. Step 3: Cross multiply
    746,693.30x = 1,120,037.83 × 185,727.80
  4. Step 4: Simplify right side
    746,693.30x = 208,022,164,418.45
  5. Step 5: Solve for x
    x = 208,022,164,418.45/746,693.30
  6. Step 6: Final answer
    x = 278,591.17

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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.