Finding the Fourth Proportional to 242,844.60, 364,277.70 and 82,918.20
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Solution
The fourth proportional to 242,844.60, 364,277.70 and 82,918.20 is: 124,380.99
Step by Step Solution
- Step 1: Write the proportion equation
242,844.60 : 364,277.70 = 82,918.20 : x - Step 2: Convert to fraction form
242,844.60/364,277.70 = 82,918.20/x - Step 3: Cross multiply
242,844.60x = 364,277.70 × 82,918.20 - Step 4: Simplify right side
242,844.60x = 30,205,251,184.14 - Step 5: Solve for x
x = 30,205,251,184.14/242,844.60 - Step 6: Final answer
x = 124,380.99
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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.