Home / 843,245.78-1,264,790.90-282,285.14

Finding the Fourth Proportional to 843,245.78, 1,264,790.90 and 282,285.14

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Solution

The fourth proportional to 843,245.78, 1,264,790.90 and 282,285.14 is: 423,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,245.78 : 1,264,790.90 = 282,285.14 : x
  2. Step 2: Convert to fraction form
    843,245.78/1,264,790.90 = 282,285.14/x
  3. Step 3: Cross multiply
    843,245.78x = 1,264,790.90 × 282,285.14
  4. Step 4: Simplify right side
    843,245.78x = 357,031,670,658.98
  5. Step 5: Solve for x
    x = 357,031,670,658.98/843,245.78
  6. Step 6: Final answer
    x = 423,401.67

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