Home / 893,830.53-1,340,324.34-324,811.41

Finding the Fourth Proportional to 893,830.53, 1,340,324.34 and 324,811.41

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Solution

The fourth proportional to 893,830.53, 1,340,324.34 and 324,811.41 is: 487,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,830.53 : 1,340,324.34 = 324,811.41 : x
  2. Step 2: Convert to fraction form
    893,830.53/1,340,324.34 = 324,811.41/x
  3. Step 3: Cross multiply
    893,830.53x = 1,340,324.34 × 324,811.41
  4. Step 4: Simplify right side
    893,830.53x = 435,352,638,732.72
  5. Step 5: Solve for x
    x = 435,352,638,732.72/893,830.53
  6. Step 6: Final answer
    x = 487,063.96

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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.