Home / 841,003.40-1,261,705.98-280,042.76

Finding the Fourth Proportional to 841,003.40, 1,261,705.98 and 280,042.76

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Solution

The fourth proportional to 841,003.40, 1,261,705.98 and 280,042.76 is: 420,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,003.40 : 1,261,705.98 = 280,042.76 : x
  2. Step 2: Convert to fraction form
    841,003.40/1,261,705.98 = 280,042.76/x
  3. Step 3: Cross multiply
    841,003.40x = 1,261,705.98 × 280,042.76
  4. Step 4: Simplify right side
    841,003.40x = 353,331,624,947.71
  5. Step 5: Solve for x
    x = 353,331,624,947.71/841,003.40
  6. Step 6: Final answer
    x = 420,131.03

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