Home / 571,919.09-789,249.06-317,270.27

Finding the Fourth Proportional to 571,919.09, 789,249.06 and 317,270.27

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Solution

The fourth proportional to 571,919.09, 789,249.06 and 317,270.27 is: 437,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,919.09 : 789,249.06 = 317,270.27 : x
  2. Step 2: Convert to fraction form
    571,919.09/789,249.06 = 317,270.27/x
  3. Step 3: Cross multiply
    571,919.09x = 789,249.06 × 317,270.27
  4. Step 4: Simplify right side
    571,919.09x = 250,405,258,417.20
  5. Step 5: Solve for x
    x = 250,405,258,417.20/571,919.09
  6. Step 6: Final answer
    x = 437,833.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.