Home / 704,009.20-1,054,170.60-516,002.80

Finding the Fourth Proportional to 704,009.20, 1,054,170.60 and 516,002.80

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Solution

The fourth proportional to 704,009.20, 1,054,170.60 and 516,002.80 is: 772,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,009.20 : 1,054,170.60 = 516,002.80 : x
  2. Step 2: Convert to fraction form
    704,009.20/1,054,170.60 = 516,002.80/x
  3. Step 3: Cross multiply
    704,009.20x = 1,054,170.60 × 516,002.80
  4. Step 4: Simplify right side
    704,009.20x = 543,954,981,277.68
  5. Step 5: Solve for x
    x = 543,954,981,277.68/704,009.20
  6. Step 6: Final answer
    x = 772,653.23

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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.