Home / 733,844.21-1,012,815.70-447,530.37

Finding the Fourth Proportional to 733,844.21, 1,012,815.70 and 447,530.37

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Solution

The fourth proportional to 733,844.21, 1,012,815.70 and 447,530.37 is: 617,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,844.21 : 1,012,815.70 = 447,530.37 : x
  2. Step 2: Convert to fraction form
    733,844.21/1,012,815.70 = 447,530.37/x
  3. Step 3: Cross multiply
    733,844.21x = 1,012,815.70 × 447,530.37
  4. Step 4: Simplify right side
    733,844.21x = 453,265,780,045.92
  5. Step 5: Solve for x
    x = 453,265,780,045.92/733,844.21
  6. Step 6: Final answer
    x = 617,659.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.