Home / 980,465.52-1,470,783.00-270,493.56

Finding the Fourth Proportional to 980,465.52, 1,470,783.00 and 270,493.56

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Solution

The fourth proportional to 980,465.52, 1,470,783.00 and 270,493.56 is: 405,763.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,465.52 : 1,470,783.00 = 270,493.56 : x
  2. Step 2: Convert to fraction form
    980,465.52/1,470,783.00 = 270,493.56/x
  3. Step 3: Cross multiply
    980,465.52x = 1,470,783.00 × 270,493.56
  4. Step 4: Simplify right side
    980,465.52x = 397,837,320,951.10
  5. Step 5: Solve for x
    x = 397,837,320,951.10/980,465.52
  6. Step 6: Final answer
    x = 405,763.71

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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.