Home / 343,873.20-474,523.66-190,902.47

Finding the Fourth Proportional to 343,873.20, 474,523.66 and 190,902.47

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Solution

The fourth proportional to 343,873.20, 474,523.66 and 190,902.47 is: 263,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,873.20 : 474,523.66 = 190,902.47 : x
  2. Step 2: Convert to fraction form
    343,873.20/474,523.66 = 190,902.47/x
  3. Step 3: Cross multiply
    343,873.20x = 474,523.66 × 190,902.47
  4. Step 4: Simplify right side
    343,873.20x = 90,587,737,103.87
  5. Step 5: Solve for x
    x = 90,587,737,103.87/343,873.20
  6. Step 6: Final answer
    x = 263,433.55

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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.