Home / 715,516.12-1,073,257.33-175,771.54

Finding the Fourth Proportional to 715,516.12, 1,073,257.33 and 175,771.54

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Solution

The fourth proportional to 715,516.12, 1,073,257.33 and 175,771.54 is: 263,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,516.12 : 1,073,257.33 = 175,771.54 : x
  2. Step 2: Convert to fraction form
    715,516.12/1,073,257.33 = 175,771.54/x
  3. Step 3: Cross multiply
    715,516.12x = 1,073,257.33 × 175,771.54
  4. Step 4: Simplify right side
    715,516.12x = 188,648,099,427.72
  5. Step 5: Solve for x
    x = 188,648,099,427.72/715,516.12
  6. Step 6: Final answer
    x = 263,653.18

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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.