Home / 534,768.75-802,154.94-135,409.33

Finding the Fourth Proportional to 534,768.75, 802,154.94 and 135,409.33

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Solution

The fourth proportional to 534,768.75, 802,154.94 and 135,409.33 is: 203,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,768.75 : 802,154.94 = 135,409.33 : x
  2. Step 2: Convert to fraction form
    534,768.75/802,154.94 = 135,409.33/x
  3. Step 3: Cross multiply
    534,768.75x = 802,154.94 × 135,409.33
  4. Step 4: Simplify right side
    534,768.75x = 108,619,263,476.50
  5. Step 5: Solve for x
    x = 108,619,263,476.50/534,768.75
  6. Step 6: Final answer
    x = 203,114.46

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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.