Finding the Third Proportional to 393,715.13 and 610,795.69
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Solution
The third proportional to 393,715.13 and 610,795.69 is: 947,566.78
Step by Step Solution
- Step 1: Write the proportion equation
393,715.13 : 610,795.69 = 610,795.69 : x - Step 2: Convert to fraction form
393,715.13/610,795.69 = 610,795.69/x - Step 3: Cross multiply
393,715.13x = 610,795.69 × 610,795.69 - Step 4: Simplify right side
393,715.13x = 373,071,371,868.60 - Step 5: Solve for x
x = 373,071,371,868.60/393,715.13 - Step 6: Final answer
x = 947,566.78
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.