Home / 841,443.12-1,261,721.78-575,279.76

Finding the Fourth Proportional to 841,443.12, 1,261,721.78 and 575,279.76

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Solution

The fourth proportional to 841,443.12, 1,261,721.78 and 575,279.76 is: 862,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,443.12 : 1,261,721.78 = 575,279.76 : x
  2. Step 2: Convert to fraction form
    841,443.12/1,261,721.78 = 575,279.76/x
  3. Step 3: Cross multiply
    841,443.12x = 1,261,721.78 × 575,279.76
  4. Step 4: Simplify right side
    841,443.12x = 725,842,999,908.77
  5. Step 5: Solve for x
    x = 725,842,999,908.77/841,443.12
  6. Step 6: Final answer
    x = 862,616.83

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