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Finding the Fourth Proportional to 565,135.77, 779,884.25 and 307,010.67

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Solution

The fourth proportional to 565,135.77, 779,884.25 and 307,010.67 is: 423,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,135.77 : 779,884.25 = 307,010.67 : x
  2. Step 2: Convert to fraction form
    565,135.77/779,884.25 = 307,010.67/x
  3. Step 3: Cross multiply
    565,135.77x = 779,884.25 × 307,010.67
  4. Step 4: Simplify right side
    565,135.77x = 239,432,784,579.89
  5. Step 5: Solve for x
    x = 239,432,784,579.89/565,135.77
  6. Step 6: Final answer
    x = 423,673.03

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