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Finding the Fourth Proportional to 630,156.60, 945,234.90 and 551,424.60

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Solution

The fourth proportional to 630,156.60, 945,234.90 and 551,424.60 is: 827,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,156.60 : 945,234.90 = 551,424.60 : x
  2. Step 2: Convert to fraction form
    630,156.60/945,234.90 = 551,424.60/x
  3. Step 3: Cross multiply
    630,156.60x = 945,234.90 × 551,424.60
  4. Step 4: Simplify right side
    630,156.60x = 521,225,776,638.54
  5. Step 5: Solve for x
    x = 521,225,776,638.54/630,156.60
  6. Step 6: Final answer
    x = 827,136.90

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