Home / 313,623.96-470,399.22-89,004.12

Finding the Fourth Proportional to 313,623.96, 470,399.22 and 89,004.12

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Solution

The fourth proportional to 313,623.96, 470,399.22 and 89,004.12 is: 133,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,623.96 : 470,399.22 = 89,004.12 : x
  2. Step 2: Convert to fraction form
    313,623.96/470,399.22 = 89,004.12/x
  3. Step 3: Cross multiply
    313,623.96x = 470,399.22 × 89,004.12
  4. Step 4: Simplify right side
    313,623.96x = 41,867,468,624.79
  5. Step 5: Solve for x
    x = 41,867,468,624.79/313,623.96
  6. Step 6: Final answer
    x = 133,495.76

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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.