Home / 785,918.76-1,177,105.74-550,313.28

Finding the Fourth Proportional to 785,918.76, 1,177,105.74 and 550,313.28

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Solution

The fourth proportional to 785,918.76, 1,177,105.74 and 550,313.28 is: 824,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,918.76 : 1,177,105.74 = 550,313.28 : x
  2. Step 2: Convert to fraction form
    785,918.76/1,177,105.74 = 550,313.28/x
  3. Step 3: Cross multiply
    785,918.76x = 1,177,105.74 × 550,313.28
  4. Step 4: Simplify right side
    785,918.76x = 647,776,920,686.23
  5. Step 5: Solve for x
    x = 647,776,920,686.23/785,918.76
  6. Step 6: Final answer
    x = 824,228.86

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