Home / 676,633.06-1,015,042.88-227,388.75

Finding the Fourth Proportional to 676,633.06, 1,015,042.88 and 227,388.75

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Solution

The fourth proportional to 676,633.06, 1,015,042.88 and 227,388.75 is: 341,114.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,633.06 : 1,015,042.88 = 227,388.75 : x
  2. Step 2: Convert to fraction form
    676,633.06/1,015,042.88 = 227,388.75/x
  3. Step 3: Cross multiply
    676,633.06x = 1,015,042.88 × 227,388.75
  4. Step 4: Simplify right side
    676,633.06x = 230,809,331,679.60
  5. Step 5: Solve for x
    x = 230,809,331,679.60/676,633.06
  6. Step 6: Final answer
    x = 341,114.48

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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.