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Finding the Fourth Proportional to 376,045.47, 518,980.03 and 214,923.65

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Solution

The fourth proportional to 376,045.47, 518,980.03 and 214,923.65 is: 296,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,045.47 : 518,980.03 = 214,923.65 : x
  2. Step 2: Convert to fraction form
    376,045.47/518,980.03 = 214,923.65/x
  3. Step 3: Cross multiply
    376,045.47x = 518,980.03 × 214,923.65
  4. Step 4: Simplify right side
    376,045.47x = 111,541,079,192.50
  5. Step 5: Solve for x
    x = 111,541,079,192.50/376,045.47
  6. Step 6: Final answer
    x = 296,615.94

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