Home / 744,867.84-1,027,907.60-405,335.28

Finding the Fourth Proportional to 744,867.84, 1,027,907.60 and 405,335.28

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Solution

The fourth proportional to 744,867.84, 1,027,907.60 and 405,335.28 is: 559,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,867.84 : 1,027,907.60 = 405,335.28 : x
  2. Step 2: Convert to fraction form
    744,867.84/1,027,907.60 = 405,335.28/x
  3. Step 3: Cross multiply
    744,867.84x = 1,027,907.60 × 405,335.28
  4. Step 4: Simplify right side
    744,867.84x = 416,647,214,860.13
  5. Step 5: Solve for x
    x = 416,647,214,860.13/744,867.84
  6. Step 6: Final answer
    x = 559,357.23

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