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Finding the Fourth Proportional to 550,800.14, 825,631.83 and 231,137.68

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Solution

The fourth proportional to 550,800.14, 825,631.83 and 231,137.68 is: 346,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,800.14 : 825,631.83 = 231,137.68 : x
  2. Step 2: Convert to fraction form
    550,800.14/825,631.83 = 231,137.68/x
  3. Step 3: Cross multiply
    550,800.14x = 825,631.83 × 231,137.68
  4. Step 4: Simplify right side
    550,800.14x = 190,834,625,720.35
  5. Step 5: Solve for x
    x = 190,834,625,720.35/550,800.14
  6. Step 6: Final answer
    x = 346,468.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.