Finding the Fourth Proportional to 482,602.60, 724,163.10 and 202,148.20
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Solution
The fourth proportional to 482,602.60, 724,163.10 and 202,148.20 is: 303,330.87
Step by Step Solution
- Step 1: Write the proportion equation
482,602.60 : 724,163.10 = 202,148.20 : x - Step 2: Convert to fraction form
482,602.60/724,163.10 = 202,148.20/x - Step 3: Cross multiply
482,602.60x = 724,163.10 × 202,148.20 - Step 4: Simplify right side
482,602.60x = 146,388,267,171.42 - Step 5: Solve for x
x = 146,388,267,171.42/482,602.60 - Step 6: Final answer
x = 303,330.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.