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Finding the Fourth Proportional to 530,830.80, 796,246.20 and 331,765.20

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Solution

The fourth proportional to 530,830.80, 796,246.20 and 331,765.20 is: 497,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,830.80 : 796,246.20 = 331,765.20 : x
  2. Step 2: Convert to fraction form
    530,830.80/796,246.20 = 331,765.20/x
  3. Step 3: Cross multiply
    530,830.80x = 796,246.20 × 331,765.20
  4. Step 4: Simplify right side
    530,830.80x = 264,166,779,792.24
  5. Step 5: Solve for x
    x = 264,166,779,792.24/530,830.80
  6. Step 6: Final answer
    x = 497,647.80

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