Home / 468,741.44-646,824.21-275,128.22

Finding the Fourth Proportional to 468,741.44, 646,824.21 and 275,128.22

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Solution

The fourth proportional to 468,741.44, 646,824.21 and 275,128.22 is: 379,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,741.44 : 646,824.21 = 275,128.22 : x
  2. Step 2: Convert to fraction form
    468,741.44/646,824.21 = 275,128.22/x
  3. Step 3: Cross multiply
    468,741.44x = 646,824.21 × 275,128.22
  4. Step 4: Simplify right side
    468,741.44x = 177,959,593,550.21
  5. Step 5: Solve for x
    x = 177,959,593,550.21/468,741.44
  6. Step 6: Final answer
    x = 379,654.07

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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.