Home / 342,180.45-513,416.48-236,942.01

Finding the Fourth Proportional to 342,180.45, 513,416.48 and 236,942.01

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Solution

The fourth proportional to 342,180.45, 513,416.48 and 236,942.01 is: 355,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,180.45 : 513,416.48 = 236,942.01 : x
  2. Step 2: Convert to fraction form
    342,180.45/513,416.48 = 236,942.01/x
  3. Step 3: Cross multiply
    342,180.45x = 513,416.48 × 236,942.01
  4. Step 4: Simplify right side
    342,180.45x = 121,649,931,553.62
  5. Step 5: Solve for x
    x = 121,649,931,553.62/342,180.45
  6. Step 6: Final answer
    x = 355,513.97

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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.