Home / 670,277.99-1,004,850.59-290,911.86

Finding the Fourth Proportional to 670,277.99, 1,004,850.59 and 290,911.86

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Solution

The fourth proportional to 670,277.99, 1,004,850.59 and 290,911.86 is: 436,121.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,277.99 : 1,004,850.59 = 290,911.86 : x
  2. Step 2: Convert to fraction form
    670,277.99/1,004,850.59 = 290,911.86/x
  3. Step 3: Cross multiply
    670,277.99x = 1,004,850.59 × 290,911.86
  4. Step 4: Simplify right side
    670,277.99x = 292,322,952,704.44
  5. Step 5: Solve for x
    x = 292,322,952,704.44/670,277.99
  6. Step 6: Final answer
    x = 436,121.96

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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.