Finding the Fourth Proportional to 651,968.76, 978,091.38 and 202,678.68
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Solution
The fourth proportional to 651,968.76, 978,091.38 and 202,678.68 is: 304,060.99
Step by Step Solution
- Step 1: Write the proportion equation
651,968.76 : 978,091.38 = 202,678.68 : x - Step 2: Convert to fraction form
651,968.76/978,091.38 = 202,678.68/x - Step 3: Cross multiply
651,968.76x = 978,091.38 × 202,678.68 - Step 4: Simplify right side
651,968.76x = 198,238,269,817.78 - Step 5: Solve for x
x = 198,238,269,817.78/651,968.76 - Step 6: Final answer
x = 304,060.99
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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.