Home / 744,937.84-1,028,037.42-422,661.52

Finding the Fourth Proportional to 744,937.84, 1,028,037.42 and 422,661.52

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Solution

The fourth proportional to 744,937.84, 1,028,037.42 and 422,661.52 is: 583,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,937.84 : 1,028,037.42 = 422,661.52 : x
  2. Step 2: Convert to fraction form
    744,937.84/1,028,037.42 = 422,661.52/x
  3. Step 3: Cross multiply
    744,937.84x = 1,028,037.42 × 422,661.52
  4. Step 4: Simplify right side
    744,937.84x = 434,511,858,554.08
  5. Step 5: Solve for x
    x = 434,511,858,554.08/744,937.84
  6. Step 6: Final answer
    x = 583,286.06

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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.