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Finding the Fourth Proportional to 377,009.37, 520,259.76 and 207,242.28

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Solution

The fourth proportional to 377,009.37, 520,259.76 and 207,242.28 is: 285,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,009.37 : 520,259.76 = 207,242.28 : x
  2. Step 2: Convert to fraction form
    377,009.37/520,259.76 = 207,242.28/x
  3. Step 3: Cross multiply
    377,009.37x = 520,259.76 × 207,242.28
  4. Step 4: Simplify right side
    377,009.37x = 107,819,818,854.65
  5. Step 5: Solve for x
    x = 107,819,818,854.65/377,009.37
  6. Step 6: Final answer
    x = 285,987.11

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