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Finding the Fourth Proportional to 551,401.10, 827,101.65 and 530,405.90

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Solution

The fourth proportional to 551,401.10, 827,101.65 and 530,405.90 is: 795,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,401.10 : 827,101.65 = 530,405.90 : x
  2. Step 2: Convert to fraction form
    551,401.10/827,101.65 = 530,405.90/x
  3. Step 3: Cross multiply
    551,401.10x = 827,101.65 × 530,405.90
  4. Step 4: Simplify right side
    551,401.10x = 438,699,595,059.74
  5. Step 5: Solve for x
    x = 438,699,595,059.74/551,401.10
  6. Step 6: Final answer
    x = 795,608.85

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