Home / 306,132.37-422,433.67-170,150.17

Finding the Fourth Proportional to 306,132.37, 422,433.67 and 170,150.17

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Solution

The fourth proportional to 306,132.37, 422,433.67 and 170,150.17 is: 234,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,132.37 : 422,433.67 = 170,150.17 : x
  2. Step 2: Convert to fraction form
    306,132.37/422,433.67 = 170,150.17/x
  3. Step 3: Cross multiply
    306,132.37x = 422,433.67 × 170,150.17
  4. Step 4: Simplify right side
    306,132.37x = 71,877,160,764.22
  5. Step 5: Solve for x
    x = 71,877,160,764.22/306,132.37
  6. Step 6: Final answer
    x = 234,791.12

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1.5x scale

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.