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Finding the Fourth Proportional to 487,192.56, 672,313.86 and 272,357.88

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Solution

The fourth proportional to 487,192.56, 672,313.86 and 272,357.88 is: 375,847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,192.56 : 672,313.86 = 272,357.88 : x
  2. Step 2: Convert to fraction form
    487,192.56/672,313.86 = 272,357.88/x
  3. Step 3: Cross multiply
    487,192.56x = 672,313.86 × 272,357.88
  4. Step 4: Simplify right side
    487,192.56x = 183,109,977,604.22
  5. Step 5: Solve for x
    x = 183,109,977,604.22/487,192.56
  6. Step 6: Final answer
    x = 375,847.24

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