Home / 892,915.34-1,339,369.36-324,295.34

Finding the Fourth Proportional to 892,915.34, 1,339,369.36 and 324,295.34

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Solution

The fourth proportional to 892,915.34, 1,339,369.36 and 324,295.34 is: 486,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,915.34 : 1,339,369.36 = 324,295.34 : x
  2. Step 2: Convert to fraction form
    892,915.34/1,339,369.36 = 324,295.34/x
  3. Step 3: Cross multiply
    892,915.34x = 1,339,369.36 × 324,295.34
  4. Step 4: Simplify right side
    892,915.34x = 434,351,234,479.20
  5. Step 5: Solve for x
    x = 434,351,234,479.20/892,915.34
  6. Step 6: Final answer
    x = 486,441.68

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1.5x scale

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.