Finding the Fourth Proportional to 730,558.73, 1,008,083.75 and 403,827.62
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Solution
The fourth proportional to 730,558.73, 1,008,083.75 and 403,827.62 is: 557,233.85
Step by Step Solution
- Step 1: Write the proportion equation
730,558.73 : 1,008,083.75 = 403,827.62 : x - Step 2: Convert to fraction form
730,558.73/1,008,083.75 = 403,827.62/x - Step 3: Cross multiply
730,558.73x = 1,008,083.75 × 403,827.62 - Step 4: Simplify right side
730,558.73x = 407,092,054,463.62 - Step 5: Solve for x
x = 407,092,054,463.62/730,558.73 - Step 6: Final answer
x = 557,233.85
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1.5x scale
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.