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Finding the Fourth Proportional to 614,744.44, 848,351.04 and 342,829.54

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Solution

The fourth proportional to 614,744.44, 848,351.04 and 342,829.54 is: 473,106.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,744.44 : 848,351.04 = 342,829.54 : x
  2. Step 2: Convert to fraction form
    614,744.44/848,351.04 = 342,829.54/x
  3. Step 3: Cross multiply
    614,744.44x = 848,351.04 × 342,829.54
  4. Step 4: Simplify right side
    614,744.44x = 290,839,796,801.72
  5. Step 5: Solve for x
    x = 290,839,796,801.72/614,744.44
  6. Step 6: Final answer
    x = 473,106.84

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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.