Home / 738,142.31-1,107,213.48-177,176.81

Finding the Fourth Proportional to 738,142.31, 1,107,213.48 and 177,176.81

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Solution

The fourth proportional to 738,142.31, 1,107,213.48 and 177,176.81 is: 265,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,142.31 : 1,107,213.48 = 177,176.81 : x
  2. Step 2: Convert to fraction form
    738,142.31/1,107,213.48 = 177,176.81/x
  3. Step 3: Cross multiply
    738,142.31x = 1,107,213.48 × 177,176.81
  4. Step 4: Simplify right side
    738,142.31x = 196,172,551,863.29
  5. Step 5: Solve for x
    x = 196,172,551,863.29/738,142.31
  6. Step 6: Final answer
    x = 265,765.22

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.