Home / 380,734.98-525,275.16-227,777.52

Finding the Fourth Proportional to 380,734.98, 525,275.16 and 227,777.52

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Solution

The fourth proportional to 380,734.98, 525,275.16 and 227,777.52 is: 314,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,734.98 : 525,275.16 = 227,777.52 : x
  2. Step 2: Convert to fraction form
    380,734.98/525,275.16 = 227,777.52/x
  3. Step 3: Cross multiply
    380,734.98x = 525,275.16 × 227,777.52
  4. Step 4: Simplify right side
    380,734.98x = 119,645,873,262.40
  5. Step 5: Solve for x
    x = 119,645,873,262.40/380,734.98
  6. Step 6: Final answer
    x = 314,249.75

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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.