Home / 889,015.06-1,226,844.70-481,116.97

Finding the Fourth Proportional to 889,015.06, 1,226,844.70 and 481,116.97

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Solution

The fourth proportional to 889,015.06, 1,226,844.70 and 481,116.97 is: 663,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,015.06 : 1,226,844.70 = 481,116.97 : x
  2. Step 2: Convert to fraction form
    889,015.06/1,226,844.70 = 481,116.97/x
  3. Step 3: Cross multiply
    889,015.06x = 1,226,844.70 × 481,116.97
  4. Step 4: Simplify right side
    889,015.06x = 590,255,804,724.56
  5. Step 5: Solve for x
    x = 590,255,804,724.56/889,015.06
  6. Step 6: Final answer
    x = 663,943.54

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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.