Home / 1,110,458.97-1,665,429.66-311,817.60

Finding the Fourth Proportional to 1,110,458.97, 1,665,429.66 and 311,817.60

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Solution

The fourth proportional to 1,110,458.97, 1,665,429.66 and 311,817.60 is: 467,653.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,458.97 : 1,665,429.66 = 311,817.60 : x
  2. Step 2: Convert to fraction form
    1,110,458.97/1,665,429.66 = 311,817.60/x
  3. Step 3: Cross multiply
    1,110,458.97x = 1,665,429.66 × 311,817.60
  4. Step 4: Simplify right side
    1,110,458.97x = 519,310,279,550.02
  5. Step 5: Solve for x
    x = 519,310,279,550.02/1,110,458.97
  6. Step 6: Final answer
    x = 467,653.73

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1.5x scale

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.