Home / 471,927.94-651,257.22-257,067.34

Finding the Fourth Proportional to 471,927.94, 651,257.22 and 257,067.34

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Solution

The fourth proportional to 471,927.94, 651,257.22 and 257,067.34 is: 354,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,927.94 : 651,257.22 = 257,067.34 : x
  2. Step 2: Convert to fraction form
    471,927.94/651,257.22 = 257,067.34/x
  3. Step 3: Cross multiply
    471,927.94x = 651,257.22 × 257,067.34
  4. Step 4: Simplify right side
    471,927.94x = 167,416,961,201.20
  5. Step 5: Solve for x
    x = 167,416,961,201.20/471,927.94
  6. Step 6: Final answer
    x = 354,751.11

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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.