Finding the Fourth Proportional to 777,251.86, 1,166,532.87 and 328,294.94
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Solution
The fourth proportional to 777,251.86, 1,166,532.87 and 328,294.94 is: 492,719.09
Step by Step Solution
- Step 1: Write the proportion equation
777,251.86 : 1,166,532.87 = 328,294.94 : x - Step 2: Convert to fraction form
777,251.86/1,166,532.87 = 328,294.94/x - Step 3: Cross multiply
777,251.86x = 1,166,532.87 × 328,294.94 - Step 4: Simplify right side
777,251.86x = 382,966,834,911.05 - Step 5: Solve for x
x = 382,966,834,911.05/777,251.86 - Step 6: Final answer
x = 492,719.09
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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.