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Finding the Fourth Proportional to 371,195.88, 512,470.32 and 244,090.68

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Solution

The fourth proportional to 371,195.88, 512,470.32 and 244,090.68 is: 336,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,195.88 : 512,470.32 = 244,090.68 : x
  2. Step 2: Convert to fraction form
    371,195.88/512,470.32 = 244,090.68/x
  3. Step 3: Cross multiply
    371,195.88x = 512,470.32 × 244,090.68
  4. Step 4: Simplify right side
    371,195.88x = 125,089,228,888.62
  5. Step 5: Solve for x
    x = 125,089,228,888.62/371,195.88
  6. Step 6: Final answer
    x = 336,989.81

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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.