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Finding the Fourth Proportional to 444,213.59, 613,029.26 and 243,009.59

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Solution

The fourth proportional to 444,213.59, 613,029.26 and 243,009.59 is: 335,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,213.59 : 613,029.26 = 243,009.59 : x
  2. Step 2: Convert to fraction form
    444,213.59/613,029.26 = 243,009.59/x
  3. Step 3: Cross multiply
    444,213.59x = 613,029.26 × 243,009.59
  4. Step 4: Simplify right side
    444,213.59x = 148,971,987,915.56
  5. Step 5: Solve for x
    x = 148,971,987,915.56/444,213.59
  6. Step 6: Final answer
    x = 335,361.17

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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.