Home / 863,438.94-1,295,161.55-264,397.67

Finding the Fourth Proportional to 863,438.94, 1,295,161.55 and 264,397.67

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Solution

The fourth proportional to 863,438.94, 1,295,161.55 and 264,397.67 is: 396,597.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,438.94 : 1,295,161.55 = 264,397.67 : x
  2. Step 2: Convert to fraction form
    863,438.94/1,295,161.55 = 264,397.67/x
  3. Step 3: Cross multiply
    863,438.94x = 1,295,161.55 × 264,397.67
  4. Step 4: Simplify right side
    863,438.94x = 342,437,694,144.14
  5. Step 5: Solve for x
    x = 342,437,694,144.14/863,438.94
  6. Step 6: Final answer
    x = 396,597.46

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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.