Home / 687,344.20-948,510.07-381,433.93

Finding the Fourth Proportional to 687,344.20, 948,510.07 and 381,433.93

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Solution

The fourth proportional to 687,344.20, 948,510.07 and 381,433.93 is: 526,364.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,344.20 : 948,510.07 = 381,433.93 : x
  2. Step 2: Convert to fraction form
    687,344.20/948,510.07 = 381,433.93/x
  3. Step 3: Cross multiply
    687,344.20x = 948,510.07 × 381,433.93
  4. Step 4: Simplify right side
    687,344.20x = 361,793,923,644.68
  5. Step 5: Solve for x
    x = 361,793,923,644.68/687,344.20
  6. Step 6: Final answer
    x = 526,364.99

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