Home / 343,066.05-473,431.37-188,016.66

Finding the Fourth Proportional to 343,066.05, 473,431.37 and 188,016.66

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Solution

The fourth proportional to 343,066.05, 473,431.37 and 188,016.66 is: 259,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,066.05 : 473,431.37 = 188,016.66 : x
  2. Step 2: Convert to fraction form
    343,066.05/473,431.37 = 188,016.66/x
  3. Step 3: Cross multiply
    343,066.05x = 473,431.37 × 188,016.66
  4. Step 4: Simplify right side
    343,066.05x = 89,012,983,986.54
  5. Step 5: Solve for x
    x = 89,012,983,986.54/343,066.05
  6. Step 6: Final answer
    x = 259,463.11

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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.