Finding the Fourth Proportional to 373,812.60, 515,843.36 and 212,652.48
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Solution
The fourth proportional to 373,812.60, 515,843.36 and 212,652.48 is: 293,450.17
Step by Step Solution
- Step 1: Write the proportion equation
373,812.60 : 515,843.36 = 212,652.48 : x - Step 2: Convert to fraction form
373,812.60/515,843.36 = 212,652.48/x - Step 3: Cross multiply
373,812.60x = 515,843.36 × 212,652.48 - Step 4: Simplify right side
373,812.60x = 109,695,369,795.53 - Step 5: Solve for x
x = 109,695,369,795.53/373,812.60 - Step 6: Final answer
x = 293,450.17
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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.