Home / 394,056.94-543,799.18-224,291.06

Finding the Fourth Proportional to 394,056.94, 543,799.18 and 224,291.06

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Solution

The fourth proportional to 394,056.94, 543,799.18 and 224,291.06 is: 309,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,056.94 : 543,799.18 = 224,291.06 : x
  2. Step 2: Convert to fraction form
    394,056.94/543,799.18 = 224,291.06/x
  3. Step 3: Cross multiply
    394,056.94x = 543,799.18 × 224,291.06
  4. Step 4: Simplify right side
    394,056.94x = 121,969,296,149.19
  5. Step 5: Solve for x
    x = 121,969,296,149.19/394,056.94
  6. Step 6: Final answer
    x = 309,522.01

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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.