Home / 427,456.83-589,896.64-246,201.31

Finding the Fourth Proportional to 427,456.83, 589,896.64 and 246,201.31

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Solution

The fourth proportional to 427,456.83, 589,896.64 and 246,201.31 is: 339,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,456.83 : 589,896.64 = 246,201.31 : x
  2. Step 2: Convert to fraction form
    427,456.83/589,896.64 = 246,201.31/x
  3. Step 3: Cross multiply
    427,456.83x = 589,896.64 × 246,201.31
  4. Step 4: Simplify right side
    427,456.83x = 145,233,325,532.60
  5. Step 5: Solve for x
    x = 145,233,325,532.60/427,456.83
  6. Step 6: Final answer
    x = 339,761.39

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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.