Finding the Fourth Proportional to 205,780.29, 308,270.99 and 151,646.75
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Solution
The fourth proportional to 205,780.29, 308,270.99 and 151,646.75 is: 227,175.75
Step by Step Solution
- Step 1: Write the proportion equation
205,780.29 : 308,270.99 = 151,646.75 : x - Step 2: Convert to fraction form
205,780.29/308,270.99 = 151,646.75/x - Step 3: Cross multiply
205,780.29x = 308,270.99 × 151,646.75 - Step 4: Simplify right side
205,780.29x = 46,748,291,453.19 - Step 5: Solve for x
x = 46,748,291,453.19/205,780.29 - Step 6: Final answer
x = 227,175.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.