Finding the Fourth Proportional to 671,772.13, 927,039.09 and 365,853.62
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Solution
The fourth proportional to 671,772.13, 927,039.09 and 365,853.62 is: 504,874.49
Step by Step Solution
- Step 1: Write the proportion equation
671,772.13 : 927,039.09 = 365,853.62 : x - Step 2: Convert to fraction form
671,772.13/927,039.09 = 365,853.62/x - Step 3: Cross multiply
671,772.13x = 927,039.09 × 365,853.62 - Step 4: Simplify right side
671,772.13x = 339,160,611,951.20 - Step 5: Solve for x
x = 339,160,611,951.20/671,772.13 - Step 6: Final answer
x = 504,874.49
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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.