Home / 407,553.24-611,133.21-170,832.36

Finding the Fourth Proportional to 407,553.24, 611,133.21 and 170,832.36

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Solution

The fourth proportional to 407,553.24, 611,133.21 and 170,832.36 is: 256,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,553.24 : 611,133.21 = 170,832.36 : x
  2. Step 2: Convert to fraction form
    407,553.24/611,133.21 = 170,832.36/x
  3. Step 3: Cross multiply
    407,553.24x = 611,133.21 × 170,832.36
  4. Step 4: Simplify right side
    407,553.24x = 104,401,328,538.68
  5. Step 5: Solve for x
    x = 104,401,328,538.68/407,553.24
  6. Step 6: Final answer
    x = 256,166.11

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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.