Finding the Fourth Proportional to 676,645.53, 933,727.08 and 370,721.49
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Solution
The fourth proportional to 676,645.53, 933,727.08 and 370,721.49 is: 511,571.69
Step by Step Solution
- Step 1: Write the proportion equation
676,645.53 : 933,727.08 = 370,721.49 : x - Step 2: Convert to fraction form
676,645.53/933,727.08 = 370,721.49/x - Step 3: Cross multiply
676,645.53x = 933,727.08 × 370,721.49 - Step 4: Simplify right side
676,645.53x = 346,152,694,350.95 - Step 5: Solve for x
x = 346,152,694,350.95/676,645.53 - Step 6: Final answer
x = 511,571.69
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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.