Home / 394,059.13-543,802.20-224,293.25

Finding the Fourth Proportional to 394,059.13, 543,802.20 and 224,293.25

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Solution

The fourth proportional to 394,059.13, 543,802.20 and 224,293.25 is: 309,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,059.13 : 543,802.20 = 224,293.25 : x
  2. Step 2: Convert to fraction form
    394,059.13/543,802.20 = 224,293.25/x
  3. Step 3: Cross multiply
    394,059.13x = 543,802.20 × 224,293.25
  4. Step 4: Simplify right side
    394,059.13x = 121,971,162,795.15
  5. Step 5: Solve for x
    x = 121,971,162,795.15/394,059.13
  6. Step 6: Final answer
    x = 309,525.03

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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.