Home / 445,561.48-668,674.30-179,324.20

Finding the Fourth Proportional to 445,561.48, 668,674.30 and 179,324.20

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Solution

The fourth proportional to 445,561.48, 668,674.30 and 179,324.20 is: 269,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,561.48 : 668,674.30 = 179,324.20 : x
  2. Step 2: Convert to fraction form
    445,561.48/668,674.30 = 179,324.20/x
  3. Step 3: Cross multiply
    445,561.48x = 668,674.30 × 179,324.20
  4. Step 4: Simplify right side
    445,561.48x = 119,909,483,908.06
  5. Step 5: Solve for x
    x = 119,909,483,908.06/445,561.48
  6. Step 6: Final answer
    x = 269,119.95

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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.