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Finding the Fourth Proportional to 450,735.99, 621,992.03 and 246,747.83

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Solution

The fourth proportional to 450,735.99, 621,992.03 and 246,747.83 is: 340,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,735.99 : 621,992.03 = 246,747.83 : x
  2. Step 2: Convert to fraction form
    450,735.99/621,992.03 = 246,747.83/x
  3. Step 3: Cross multiply
    450,735.99x = 621,992.03 × 246,747.83
  4. Step 4: Simplify right side
    450,735.99x = 153,475,179,336.10
  5. Step 5: Solve for x
    x = 153,475,179,336.10/450,735.99
  6. Step 6: Final answer
    x = 340,499.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.