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Finding the Fourth Proportional to 287,885.07, 397,282.10 and 160,568.91

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Solution

The fourth proportional to 287,885.07, 397,282.10 and 160,568.91 is: 221,585.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,885.07 : 397,282.10 = 160,568.91 : x
  2. Step 2: Convert to fraction form
    287,885.07/397,282.10 = 160,568.91/x
  3. Step 3: Cross multiply
    287,885.07x = 397,282.10 × 160,568.91
  4. Step 4: Simplify right side
    287,885.07x = 63,791,152,956.67
  5. Step 5: Solve for x
    x = 63,791,152,956.67/287,885.07
  6. Step 6: Final answer
    x = 221,585.49

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