Home / 751,661.44-1,037,285.04-412,129.12

Finding the Fourth Proportional to 751,661.44, 1,037,285.04 and 412,129.12

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Solution

The fourth proportional to 751,661.44, 1,037,285.04 and 412,129.12 is: 568,733.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,661.44 : 1,037,285.04 = 412,129.12 : x
  2. Step 2: Convert to fraction form
    751,661.44/1,037,285.04 = 412,129.12/x
  3. Step 3: Cross multiply
    751,661.44x = 1,037,285.04 × 412,129.12
  4. Step 4: Simplify right side
    751,661.44x = 427,495,370,724.37
  5. Step 5: Solve for x
    x = 427,495,370,724.37/751,661.44
  6. Step 6: Final answer
    x = 568,733.94

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Double scale
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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.