Home / 1,043,149.20-1,563,460.20-442,850.10

Finding the Fourth Proportional to 1,043,149.20, 1,563,460.20 and 442,850.10

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Solution

The fourth proportional to 1,043,149.20, 1,563,460.20 and 442,850.10 is: 663,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,149.20 : 1,563,460.20 = 442,850.10 : x
  2. Step 2: Convert to fraction form
    1,043,149.20/1,563,460.20 = 442,850.10/x
  3. Step 3: Cross multiply
    1,043,149.20x = 1,563,460.20 × 442,850.10
  4. Step 4: Simplify right side
    1,043,149.20x = 692,378,505,916.02
  5. Step 5: Solve for x
    x = 692,378,505,916.02/1,043,149.20
  6. Step 6: Final answer
    x = 663,738.71

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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.