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Finding the Fourth Proportional to 385,335.64, 578,169.52 and 160,740.30

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Solution

The fourth proportional to 385,335.64, 578,169.52 and 160,740.30 is: 241,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,335.64 : 578,169.52 = 160,740.30 : x
  2. Step 2: Convert to fraction form
    385,335.64/578,169.52 = 160,740.30/x
  3. Step 3: Cross multiply
    385,335.64x = 578,169.52 × 160,740.30
  4. Step 4: Simplify right side
    385,335.64x = 92,935,142,095.66
  5. Step 5: Solve for x
    x = 92,935,142,095.66/385,335.64
  6. Step 6: Final answer
    x = 241,179.72

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