Finding the Fourth Proportional to 580,727.36, 801,490.56 and 354,504.08
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Solution
The fourth proportional to 580,727.36, 801,490.56 and 354,504.08 is: 489,268.62
Step by Step Solution
- Step 1: Write the proportion equation
580,727.36 : 801,490.56 = 354,504.08 : x - Step 2: Convert to fraction form
580,727.36/801,490.56 = 354,504.08/x - Step 3: Cross multiply
580,727.36x = 801,490.56 × 354,504.08 - Step 4: Simplify right side
580,727.36x = 284,131,673,601.49 - Step 5: Solve for x
x = 284,131,673,601.49/580,727.36 - Step 6: Final answer
x = 489,268.62
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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.