Home / 343,072.22-473,442.44-190,112.96

Finding the Fourth Proportional to 343,072.22, 473,442.44 and 190,112.96

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Solution

The fourth proportional to 343,072.22, 473,442.44 and 190,112.96 is: 262,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,072.22 : 473,442.44 = 190,112.96 : x
  2. Step 2: Convert to fraction form
    343,072.22/473,442.44 = 190,112.96/x
  3. Step 3: Cross multiply
    343,072.22x = 473,442.44 × 190,112.96
  4. Step 4: Simplify right side
    343,072.22x = 90,007,543,891.06
  5. Step 5: Solve for x
    x = 90,007,543,891.06/343,072.22
  6. Step 6: Final answer
    x = 262,357.43

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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.