Finding the Third Proportional to 473,745.94 and 728,916.19
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Solution
The third proportional to 473,745.94 and 728,916.19 is: 1,121,526.89
Step by Step Solution
- Step 1: Write the proportion equation
473,745.94 : 728,916.19 = 728,916.19 : x - Step 2: Convert to fraction form
473,745.94/728,916.19 = 728,916.19/x - Step 3: Cross multiply
473,745.94x = 728,916.19 × 728,916.19 - Step 4: Simplify right side
473,745.94x = 531,318,808,399.54 - Step 5: Solve for x
x = 531,318,808,399.54/473,745.94 - Step 6: Final answer
x = 1,121,526.89
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.