Finding the Fourth Proportional to 408,850.07, 613,231.97 and 109,360.87
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Solution
The fourth proportional to 408,850.07, 613,231.97 and 109,360.87 is: 164,029.76
Step by Step Solution
- Step 1: Write the proportion equation
408,850.07 : 613,231.97 = 109,360.87 : x - Step 2: Convert to fraction form
408,850.07/613,231.97 = 109,360.87/x - Step 3: Cross multiply
408,850.07x = 613,231.97 × 109,360.87 - Step 4: Simplify right side
408,850.07x = 67,063,579,671.13 - Step 5: Solve for x
x = 67,063,579,671.13/408,850.07 - Step 6: Final answer
x = 164,029.76
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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.