Finding the Fourth Proportional to 783,072.60, 1,174,493.70 and 222,163.80
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Solution
The fourth proportional to 783,072.60, 1,174,493.70 and 222,163.80 is: 333,213.02
Step by Step Solution
- Step 1: Write the proportion equation
783,072.60 : 1,174,493.70 = 222,163.80 : x - Step 2: Convert to fraction form
783,072.60/1,174,493.70 = 222,163.80/x - Step 3: Cross multiply
783,072.60x = 1,174,493.70 × 222,163.80 - Step 4: Simplify right side
783,072.60x = 260,929,983,468.06 - Step 5: Solve for x
x = 260,929,983,468.06/783,072.60 - Step 6: Final answer
x = 333,213.02
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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.