Finding the Third Proportional to 358,773.75 and 487,464.75
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Solution
The third proportional to 358,773.75 and 487,464.75 is: 662,316.80
Step by Step Solution
- Step 1: Write the proportion equation
358,773.75 : 487,464.75 = 487,464.75 : x - Step 2: Convert to fraction form
358,773.75/487,464.75 = 487,464.75/x - Step 3: Cross multiply
358,773.75x = 487,464.75 × 487,464.75 - Step 4: Simplify right side
358,773.75x = 237,621,882,492.56 - Step 5: Solve for x
x = 237,621,882,492.56/358,773.75 - Step 6: Final answer
x = 662,316.80
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.