Finding the Fourth Proportional to 676,038.88, 932,933.93 and 370,135.09
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Solution
The fourth proportional to 676,038.88, 932,933.93 and 370,135.09 is: 510,786.58
Step by Step Solution
- Step 1: Write the proportion equation
676,038.88 : 932,933.93 = 370,135.09 : x - Step 2: Convert to fraction form
676,038.88/932,933.93 = 370,135.09/x - Step 3: Cross multiply
676,038.88x = 932,933.93 × 370,135.09 - Step 4: Simplify right side
676,038.88x = 345,311,584,144.60 - Step 5: Solve for x
x = 345,311,584,144.60/676,038.88 - Step 6: Final answer
x = 510,786.58
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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.