Home / 1,188,352.80-1,782,636.39-335,433.87

Finding the Fourth Proportional to 1,188,352.80, 1,782,636.39 and 335,433.87

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Solution

The fourth proportional to 1,188,352.80, 1,782,636.39 and 335,433.87 is: 503,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,352.80 : 1,782,636.39 = 335,433.87 : x
  2. Step 2: Convert to fraction form
    1,188,352.80/1,782,636.39 = 335,433.87/x
  3. Step 3: Cross multiply
    1,188,352.80x = 1,782,636.39 × 335,433.87
  4. Step 4: Simplify right side
    1,188,352.80x = 597,956,623,100.53
  5. Step 5: Solve for x
    x = 597,956,623,100.53/1,188,352.80
  6. Step 6: Final answer
    x = 503,181.06

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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.