Home / 823,055.45-1,135,860.63-460,457.67

Finding the Fourth Proportional to 823,055.45, 1,135,860.63 and 460,457.67

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Solution

The fourth proportional to 823,055.45, 1,135,860.63 and 460,457.67 is: 635,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,055.45 : 1,135,860.63 = 460,457.67 : x
  2. Step 2: Convert to fraction form
    823,055.45/1,135,860.63 = 460,457.67/x
  3. Step 3: Cross multiply
    823,055.45x = 1,135,860.63 × 460,457.67
  4. Step 4: Simplify right side
    823,055.45x = 523,015,741,667.29
  5. Step 5: Solve for x
    x = 523,015,741,667.29/823,055.45
  6. Step 6: Final answer
    x = 635,456.27

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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.