Finding the Fourth Proportional to 298,460.22, 411,849.99 and 171,106.62
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Solution
The fourth proportional to 298,460.22, 411,849.99 and 171,106.62 is: 236,112.74
Step by Step Solution
- Step 1: Write the proportion equation
298,460.22 : 411,849.99 = 171,106.62 : x - Step 2: Convert to fraction form
298,460.22/411,849.99 = 171,106.62/x - Step 3: Cross multiply
298,460.22x = 411,849.99 × 171,106.62 - Step 4: Simplify right side
298,460.22x = 70,470,259,735.93 - Step 5: Solve for x
x = 70,470,259,735.93/298,460.22 - Step 6: Final answer
x = 236,112.74
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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.