Home / 751,241.44-1,036,741.44-428,954.32

Finding the Fourth Proportional to 751,241.44, 1,036,741.44 and 428,954.32

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Solution

The fourth proportional to 751,241.44, 1,036,741.44 and 428,954.32 is: 591,973.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,241.44 : 1,036,741.44 = 428,954.32 : x
  2. Step 2: Convert to fraction form
    751,241.44/1,036,741.44 = 428,954.32/x
  3. Step 3: Cross multiply
    751,241.44x = 1,036,741.44 × 428,954.32
  4. Step 4: Simplify right side
    751,241.44x = 444,714,719,411.02
  5. Step 5: Solve for x
    x = 444,714,719,411.02/751,241.44
  6. Step 6: Final answer
    x = 591,973.09

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1.5x scale

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.