Finding the Fourth Proportional to 536,640.93, 739,784.34 and 374,994.09
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Solution
The fourth proportional to 536,640.93, 739,784.34 and 374,994.09 is: 516,946.70
Step by Step Solution
- Step 1: Write the proportion equation
536,640.93 : 739,784.34 = 374,994.09 : x - Step 2: Convert to fraction form
536,640.93/739,784.34 = 374,994.09/x - Step 3: Cross multiply
536,640.93x = 739,784.34 × 374,994.09 - Step 4: Simplify right side
536,640.93x = 277,414,755,374.55 - Step 5: Solve for x
x = 277,414,755,374.55/536,640.93 - Step 6: Final answer
x = 516,946.70
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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.