Home / 380,631.52-525,033.92-244,842.49

Finding the Fourth Proportional to 380,631.52, 525,033.92 and 244,842.49

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Solution

The fourth proportional to 380,631.52, 525,033.92 and 244,842.49 is: 337,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,631.52 : 525,033.92 = 244,842.49 : x
  2. Step 2: Convert to fraction form
    380,631.52/525,033.92 = 244,842.49/x
  3. Step 3: Cross multiply
    380,631.52x = 525,033.92 × 244,842.49
  4. Step 4: Simplify right side
    380,631.52x = 128,550,608,457.88
  5. Step 5: Solve for x
    x = 128,550,608,457.88/380,631.52
  6. Step 6: Final answer
    x = 337,729.81

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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.