Home / 751,739.53-1,037,460.44-425,121.32

Finding the Fourth Proportional to 751,739.53, 1,037,460.44 and 425,121.32

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Solution

The fourth proportional to 751,739.53, 1,037,460.44 and 425,121.32 is: 586,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,739.53 : 1,037,460.44 = 425,121.32 : x
  2. Step 2: Convert to fraction form
    751,739.53/1,037,460.44 = 425,121.32/x
  3. Step 3: Cross multiply
    751,739.53x = 1,037,460.44 × 425,121.32
  4. Step 4: Simplify right side
    751,739.53x = 441,046,549,574.97
  5. Step 5: Solve for x
    x = 441,046,549,574.97/751,739.53
  6. Step 6: Final answer
    x = 586,701.29

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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.