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Finding the Fourth Proportional to 394,365.62, 591,648.21 and 110,056.14

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Solution

The fourth proportional to 394,365.62, 591,648.21 and 110,056.14 is: 165,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,365.62 : 591,648.21 = 110,056.14 : x
  2. Step 2: Convert to fraction form
    394,365.62/591,648.21 = 110,056.14/x
  3. Step 3: Cross multiply
    394,365.62x = 591,648.21 × 110,056.14
  4. Step 4: Simplify right side
    394,365.62x = 65,114,518,230.51
  5. Step 5: Solve for x
    x = 65,114,518,230.51/394,365.62
  6. Step 6: Final answer
    x = 165,112.06

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1.5x scale

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.