Finding the Fourth Proportional to 827,198.58, 1,240,884.14 and 228,159.84
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Solution
The fourth proportional to 827,198.58, 1,240,884.14 and 228,159.84 is: 342,263.56
Step by Step Solution
- Step 1: Write the proportion equation
827,198.58 : 1,240,884.14 = 228,159.84 : x - Step 2: Convert to fraction form
827,198.58/1,240,884.14 = 228,159.84/x - Step 3: Cross multiply
827,198.58x = 1,240,884.14 × 228,159.84 - Step 4: Simplify right side
827,198.58x = 283,119,926,840.94 - Step 5: Solve for x
x = 283,119,926,840.94/827,198.58 - Step 6: Final answer
x = 342,263.56
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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.