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Finding the Fourth Proportional to 304,159.80, 456,239.70 and 82,543.80

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Solution

The fourth proportional to 304,159.80, 456,239.70 and 82,543.80 is: 123,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,159.80 : 456,239.70 = 82,543.80 : x
  2. Step 2: Convert to fraction form
    304,159.80/456,239.70 = 82,543.80/x
  3. Step 3: Cross multiply
    304,159.80x = 456,239.70 × 82,543.80
  4. Step 4: Simplify right side
    304,159.80x = 37,659,758,548.86
  5. Step 5: Solve for x
    x = 37,659,758,548.86/304,159.80
  6. Step 6: Final answer
    x = 123,815.70

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