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Finding the Fourth Proportional to 394,840.88, 592,323.27 and 170,265.14

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Solution

The fourth proportional to 394,840.88, 592,323.27 and 170,265.14 is: 255,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,840.88 : 592,323.27 = 170,265.14 : x
  2. Step 2: Convert to fraction form
    394,840.88/592,323.27 = 170,265.14/x
  3. Step 3: Cross multiply
    394,840.88x = 592,323.27 × 170,265.14
  4. Step 4: Simplify right side
    394,840.88x = 100,852,003,112.91
  5. Step 5: Solve for x
    x = 100,852,003,112.91/394,840.88
  6. Step 6: Final answer
    x = 255,424.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.