Home / 343,872.95-474,523.31-190,902.22

Finding the Fourth Proportional to 343,872.95, 474,523.31 and 190,902.22

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Solution

The fourth proportional to 343,872.95, 474,523.31 and 190,902.22 is: 263,433.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,872.95 : 474,523.31 = 190,902.22 : x
  2. Step 2: Convert to fraction form
    343,872.95/474,523.31 = 190,902.22/x
  3. Step 3: Cross multiply
    343,872.95x = 474,523.31 × 190,902.22
  4. Step 4: Simplify right side
    343,872.95x = 90,587,552,611.70
  5. Step 5: Solve for x
    x = 90,587,552,611.70/343,872.95
  6. Step 6: Final answer
    x = 263,433.21

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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.