Finding the Third Proportional to 402,230.25 and 623,211.75
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Solution
The third proportional to 402,230.25 and 623,211.75 is: 965,598.40
Step by Step Solution
- Step 1: Write the proportion equation
402,230.25 : 623,211.75 = 623,211.75 : x - Step 2: Convert to fraction form
402,230.25/623,211.75 = 623,211.75/x - Step 3: Cross multiply
402,230.25x = 623,211.75 × 623,211.75 - Step 4: Simplify right side
402,230.25x = 388,392,885,338.06 - Step 5: Solve for x
x = 388,392,885,338.06/402,230.25 - Step 6: Final answer
x = 965,598.40
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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.