Home / 1,284,944.01-1,927,420.46-325,399.36

Finding the Fourth Proportional to 1,284,944.01, 1,927,420.46 and 325,399.36

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Solution

The fourth proportional to 1,284,944.01, 1,927,420.46 and 325,399.36 is: 488,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,944.01 : 1,927,420.46 = 325,399.36 : x
  2. Step 2: Convert to fraction form
    1,284,944.01/1,927,420.46 = 325,399.36/x
  3. Step 3: Cross multiply
    1,284,944.01x = 1,927,420.46 × 325,399.36
  4. Step 4: Simplify right side
    1,284,944.01x = 627,181,384,134.91
  5. Step 5: Solve for x
    x = 627,181,384,134.91/1,284,944.01
  6. Step 6: Final answer
    x = 488,100.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.