Home / 325,215.37-487,317.34-225,570.25

Finding the Fourth Proportional to 325,215.37, 487,317.34 and 225,570.25

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Solution

The fourth proportional to 325,215.37, 487,317.34 and 225,570.25 is: 338,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,215.37 : 487,317.34 = 225,570.25 : x
  2. Step 2: Convert to fraction form
    325,215.37/487,317.34 = 225,570.25/x
  3. Step 3: Cross multiply
    325,215.37x = 487,317.34 × 225,570.25
  4. Step 4: Simplify right side
    325,215.37x = 109,924,294,213.14
  5. Step 5: Solve for x
    x = 109,924,294,213.14/325,215.37
  6. Step 6: Final answer
    x = 338,004.61

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1.5x scale

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.