Home / 315,188.24-434,996.60-179,242.44

Finding the Fourth Proportional to 315,188.24, 434,996.60 and 179,242.44

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Solution

The fourth proportional to 315,188.24, 434,996.60 and 179,242.44 is: 247,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,188.24 : 434,996.60 = 179,242.44 : x
  2. Step 2: Convert to fraction form
    315,188.24/434,996.60 = 179,242.44/x
  3. Step 3: Cross multiply
    315,188.24x = 434,996.60 × 179,242.44
  4. Step 4: Simplify right side
    315,188.24x = 77,969,851,975.70
  5. Step 5: Solve for x
    x = 77,969,851,975.70/315,188.24
  6. Step 6: Final answer
    x = 247,375.51

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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.