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Finding the Fourth Proportional to 444,212.84, 613,028.22 and 243,008.84

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Solution

The fourth proportional to 444,212.84, 613,028.22 and 243,008.84 is: 335,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,212.84 : 613,028.22 = 243,008.84 : x
  2. Step 2: Convert to fraction form
    444,212.84/613,028.22 = 243,008.84/x
  3. Step 3: Cross multiply
    444,212.84x = 613,028.22 × 243,008.84
  4. Step 4: Simplify right side
    444,212.84x = 148,971,276,629.47
  5. Step 5: Solve for x
    x = 148,971,276,629.47/444,212.84
  6. Step 6: Final answer
    x = 335,360.13

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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.