Home / 840,730.74-1,261,060.83-391,297.02

Finding the Fourth Proportional to 840,730.74, 1,261,060.83 and 391,297.02

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Solution

The fourth proportional to 840,730.74, 1,261,060.83 and 391,297.02 is: 586,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,730.74 : 1,261,060.83 = 391,297.02 : x
  2. Step 2: Convert to fraction form
    840,730.74/1,261,060.83 = 391,297.02/x
  3. Step 3: Cross multiply
    840,730.74x = 1,261,060.83 × 391,297.02
  4. Step 4: Simplify right side
    840,730.74x = 493,449,344,817.73
  5. Step 5: Solve for x
    x = 493,449,344,817.73/840,730.74
  6. Step 6: Final answer
    x = 586,929.11

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