Home / 946,368.21-1,419,340.10-272,299.27

Finding the Fourth Proportional to 946,368.21, 1,419,340.10 and 272,299.27

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Solution

The fourth proportional to 946,368.21, 1,419,340.10 and 272,299.27 is: 408,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,368.21 : 1,419,340.10 = 272,299.27 : x
  2. Step 2: Convert to fraction form
    946,368.21/1,419,340.10 = 272,299.27/x
  3. Step 3: Cross multiply
    946,368.21x = 1,419,340.10 × 272,299.27
  4. Step 4: Simplify right side
    946,368.21x = 386,485,273,543.58
  5. Step 5: Solve for x
    x = 386,485,273,543.58/946,368.21
  6. Step 6: Final answer
    x = 408,387.85

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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.