Home / 322,406.81-444,452.48-225,309.23

Finding the Fourth Proportional to 322,406.81, 444,452.48 and 225,309.23

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Solution

The fourth proportional to 322,406.81, 444,452.48 and 225,309.23 is: 310,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,406.81 : 444,452.48 = 225,309.23 : x
  2. Step 2: Convert to fraction form
    322,406.81/444,452.48 = 225,309.23/x
  3. Step 3: Cross multiply
    322,406.81x = 444,452.48 × 225,309.23
  4. Step 4: Simplify right side
    322,406.81x = 100,139,243,166.48
  5. Step 5: Solve for x
    x = 100,139,243,166.48/322,406.81
  6. Step 6: Final answer
    x = 310,599.03

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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.