Home / 325,621.97-488,748.24-157,260.63

Finding the Fourth Proportional to 325,621.97, 488,748.24 and 157,260.63

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Solution

The fourth proportional to 325,621.97, 488,748.24 and 157,260.63 is: 236,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,621.97 : 488,748.24 = 157,260.63 : x
  2. Step 2: Convert to fraction form
    325,621.97/488,748.24 = 157,260.63/x
  3. Step 3: Cross multiply
    325,621.97x = 488,748.24 × 157,260.63
  4. Step 4: Simplify right side
    325,621.97x = 76,860,856,133.79
  5. Step 5: Solve for x
    x = 76,860,856,133.79/325,621.97
  6. Step 6: Final answer
    x = 236,043.22

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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.