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Finding the Fourth Proportional to 444,471.35, 613,380.96 and 253,480.64

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Solution

The fourth proportional to 444,471.35, 613,380.96 and 253,480.64 is: 349,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,471.35 : 613,380.96 = 253,480.64 : x
  2. Step 2: Convert to fraction form
    444,471.35/613,380.96 = 253,480.64/x
  3. Step 3: Cross multiply
    444,471.35x = 613,380.96 × 253,480.64
  4. Step 4: Simplify right side
    444,471.35x = 155,480,195,237.71
  5. Step 5: Solve for x
    x = 155,480,195,237.71/444,471.35
  6. Step 6: Final answer
    x = 349,809.27

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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.