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Finding the Fourth Proportional to 444,212.32, 613,017.84 and 243,004

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Solution

The fourth proportional to 444,212.32, 613,017.84 and 243,004 is: 335,348.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,212.32 : 613,017.84 = 243,004 : x
  2. Step 2: Convert to fraction form
    444,212.32/613,017.84 = 243,004/x
  3. Step 3: Cross multiply
    444,212.32x = 613,017.84 × 243,004
  4. Step 4: Simplify right side
    444,212.32x = 148,965,787,191.36
  5. Step 5: Solve for x
    x = 148,965,787,191.36/444,212.32
  6. Step 6: Final answer
    x = 335,348.17

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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.