Home / 343,680.23-474,277.70-190,741.46

Finding the Fourth Proportional to 343,680.23, 474,277.70 and 190,741.46

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Solution

The fourth proportional to 343,680.23, 474,277.70 and 190,741.46 is: 263,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,680.23 : 474,277.70 = 190,741.46 : x
  2. Step 2: Convert to fraction form
    343,680.23/474,277.70 = 190,741.46/x
  3. Step 3: Cross multiply
    343,680.23x = 474,277.70 × 190,741.46
  4. Step 4: Simplify right side
    343,680.23x = 90,464,419,989.73
  5. Step 5: Solve for x
    x = 90,464,419,989.73/343,680.23
  6. Step 6: Final answer
    x = 263,222.65

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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.