Finding the Fourth Proportional to 373,654.25, 515,876.15 and 239,751.53
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Solution
The fourth proportional to 373,654.25, 515,876.15 and 239,751.53 is: 331,006.79
Step by Step Solution
- Step 1: Write the proportion equation
373,654.25 : 515,876.15 = 239,751.53 : x - Step 2: Convert to fraction form
373,654.25/515,876.15 = 239,751.53/x - Step 3: Cross multiply
373,654.25x = 515,876.15 × 239,751.53 - Step 4: Simplify right side
373,654.25x = 123,682,095,054.25 - Step 5: Solve for x
x = 123,682,095,054.25/373,654.25 - Step 6: Final answer
x = 331,006.79
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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.