Home / 842,183.73-1,263,320.96-336,821.49

Finding the Fourth Proportional to 842,183.73, 1,263,320.96 and 336,821.49

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Solution

The fourth proportional to 842,183.73, 1,263,320.96 and 336,821.49 is: 505,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,183.73 : 1,263,320.96 = 336,821.49 : x
  2. Step 2: Convert to fraction form
    842,183.73/1,263,320.96 = 336,821.49/x
  3. Step 3: Cross multiply
    842,183.73x = 1,263,320.96 × 336,821.49
  4. Step 4: Simplify right side
    842,183.73x = 425,513,646,411.32
  5. Step 5: Solve for x
    x = 425,513,646,411.32/842,183.73
  6. Step 6: Final answer
    x = 505,250.38

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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.