Finding the Third Proportional to 396,639 and 604,255.50
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Solution
The third proportional to 396,639 and 604,255.50 is: 920,546.67
Step by Step Solution
- Step 1: Write the proportion equation
396,639 : 604,255.50 = 604,255.50 : x - Step 2: Convert to fraction form
396,639/604,255.50 = 604,255.50/x - Step 3: Cross multiply
396,639x = 604,255.50 × 604,255.50 - Step 4: Simplify right side
396,639x = 365,124,709,280.25 - Step 5: Solve for x
x = 365,124,709,280.25/396,639 - Step 6: Final answer
x = 920,546.67
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.