Home / 1,335,046.40-2,002,552.32-324,176.64

Finding the Fourth Proportional to 1,335,046.40, 2,002,552.32 and 324,176.64

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Solution

The fourth proportional to 1,335,046.40, 2,002,552.32 and 324,176.64 is: 486,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,046.40 : 2,002,552.32 = 324,176.64 : x
  2. Step 2: Convert to fraction form
    1,335,046.40/2,002,552.32 = 324,176.64/x
  3. Step 3: Cross multiply
    1,335,046.40x = 2,002,552.32 × 324,176.64
  4. Step 4: Simplify right side
    1,335,046.40x = 649,180,682,521.81
  5. Step 5: Solve for x
    x = 649,180,682,521.81/1,335,046.40
  6. Step 6: Final answer
    x = 486,260.76

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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.