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Finding the Fourth Proportional to 562,208.67, 775,866.31 and 307,559.86

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Solution

The fourth proportional to 562,208.67, 775,866.31 and 307,559.86 is: 424,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,208.67 : 775,866.31 = 307,559.86 : x
  2. Step 2: Convert to fraction form
    562,208.67/775,866.31 = 307,559.86/x
  3. Step 3: Cross multiply
    562,208.67x = 775,866.31 × 307,559.86
  4. Step 4: Simplify right side
    562,208.67x = 238,625,334,885.90
  5. Step 5: Solve for x
    x = 238,625,334,885.90/562,208.67
  6. Step 6: Final answer
    x = 424,442.64

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