Home / 1,043,246.40-1,563,703.20-444,105.60

Finding the Fourth Proportional to 1,043,246.40, 1,563,703.20 and 444,105.60

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Solution

The fourth proportional to 1,043,246.40, 1,563,703.20 and 444,105.60 is: 665,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,246.40 : 1,563,703.20 = 444,105.60 : x
  2. Step 2: Convert to fraction form
    1,043,246.40/1,563,703.20 = 444,105.60/x
  3. Step 3: Cross multiply
    1,043,246.40x = 1,563,703.20 × 444,105.60
  4. Step 4: Simplify right side
    1,043,246.40x = 694,449,347,857.92
  5. Step 5: Solve for x
    x = 694,449,347,857.92/1,043,246.40
  6. Step 6: Final answer
    x = 665,661.87

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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.