Finding the Fourth Proportional to 366,135.60, 548,781.60 and 141,396.96
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Solution
The fourth proportional to 366,135.60, 548,781.60 and 141,396.96 is: 211,932.55
Step by Step Solution
- Step 1: Write the proportion equation
366,135.60 : 548,781.60 = 141,396.96 : x - Step 2: Convert to fraction form
366,135.60/548,781.60 = 141,396.96/x - Step 3: Cross multiply
366,135.60x = 548,781.60 × 141,396.96 - Step 4: Simplify right side
366,135.60x = 77,596,049,943.94 - Step 5: Solve for x
x = 77,596,049,943.94/366,135.60 - Step 6: Final answer
x = 211,932.55
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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.