Finding the Third Proportional to 242,925.75 and 378,069.75
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Solution
The third proportional to 242,925.75 and 378,069.75 is: 588,396.81
Step by Step Solution
- Step 1: Write the proportion equation
242,925.75 : 378,069.75 = 378,069.75 : x - Step 2: Convert to fraction form
242,925.75/378,069.75 = 378,069.75/x - Step 3: Cross multiply
242,925.75x = 378,069.75 × 378,069.75 - Step 4: Simplify right side
242,925.75x = 142,936,735,865.06 - Step 5: Solve for x
x = 142,936,735,865.06/242,925.75 - Step 6: Final answer
x = 588,396.81
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.