Home / 880,821.63-1,320,860.61-273,535.47

Finding the Fourth Proportional to 880,821.63, 1,320,860.61 and 273,535.47

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Solution

The fourth proportional to 880,821.63, 1,320,860.61 and 273,535.47 is: 410,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,821.63 : 1,320,860.61 = 273,535.47 : x
  2. Step 2: Convert to fraction form
    880,821.63/1,320,860.61 = 273,535.47/x
  3. Step 3: Cross multiply
    880,821.63x = 1,320,860.61 × 273,535.47
  4. Step 4: Simplify right side
    880,821.63x = 361,302,227,760.84
  5. Step 5: Solve for x
    x = 361,302,227,760.84/880,821.63
  6. Step 6: Final answer
    x = 410,187.73

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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.