Home / 315,584.06-473,611.20-231,561.34

Finding the Fourth Proportional to 315,584.06, 473,611.20 and 231,561.34

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Solution

The fourth proportional to 315,584.06, 473,611.20 and 231,561.34 is: 347,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,584.06 : 473,611.20 = 231,561.34 : x
  2. Step 2: Convert to fraction form
    315,584.06/473,611.20 = 231,561.34/x
  3. Step 3: Cross multiply
    315,584.06x = 473,611.20 × 231,561.34
  4. Step 4: Simplify right side
    315,584.06x = 109,670,040,585.15
  5. Step 5: Solve for x
    x = 109,670,040,585.15/315,584.06
  6. Step 6: Final answer
    x = 347,514.52

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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.