Home / 744,929-1,027,822.74-439,017.56

Finding the Fourth Proportional to 744,929, 1,027,822.74 and 439,017.56

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Solution

The fourth proportional to 744,929, 1,027,822.74 and 439,017.56 is: 605,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,929 : 1,027,822.74 = 439,017.56 : x
  2. Step 2: Convert to fraction form
    744,929/1,027,822.74 = 439,017.56/x
  3. Step 3: Cross multiply
    744,929x = 1,027,822.74 × 439,017.56
  4. Step 4: Simplify right side
    744,929x = 451,232,231,427.31
  5. Step 5: Solve for x
    x = 451,232,231,427.31/744,929
  6. Step 6: Final answer
    x = 605,738.58

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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.