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Finding the Fourth Proportional to 444,409.15, 613,284.23 and 250,857.61

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Solution

The fourth proportional to 444,409.15, 613,284.23 and 250,857.61 is: 346,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,409.15 : 613,284.23 = 250,857.61 : x
  2. Step 2: Convert to fraction form
    444,409.15/613,284.23 = 250,857.61/x
  3. Step 3: Cross multiply
    444,409.15x = 613,284.23 × 250,857.61
  4. Step 4: Simplify right side
    444,409.15x = 153,847,016,188.49
  5. Step 5: Solve for x
    x = 153,847,016,188.49/444,409.15
  6. Step 6: Final answer
    x = 346,183.28

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1.5x scale

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.