Home / 946,110.78-1,419,352.88-347,076.90

Finding the Fourth Proportional to 946,110.78, 1,419,352.88 and 347,076.90

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Solution

The fourth proportional to 946,110.78, 1,419,352.88 and 347,076.90 is: 520,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,110.78 : 1,419,352.88 = 347,076.90 : x
  2. Step 2: Convert to fraction form
    946,110.78/1,419,352.88 = 347,076.90/x
  3. Step 3: Cross multiply
    946,110.78x = 1,419,352.88 × 347,076.90
  4. Step 4: Simplify right side
    946,110.78x = 492,624,595,861.09
  5. Step 5: Solve for x
    x = 492,624,595,861.09/946,110.78
  6. Step 6: Final answer
    x = 520,683.84

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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.