Finding the Fourth Proportional to 364,896.63, 547,343.64 and 98,657.09
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Solution
The fourth proportional to 364,896.63, 547,343.64 and 98,657.09 is: 147,985.27
Step by Step Solution
- Step 1: Write the proportion equation
364,896.63 : 547,343.64 = 98,657.09 : x - Step 2: Convert to fraction form
364,896.63/547,343.64 = 98,657.09/x - Step 3: Cross multiply
364,896.63x = 547,343.64 × 98,657.09 - Step 4: Simplify right side
364,896.63x = 53,999,328,015.69 - Step 5: Solve for x
x = 53,999,328,015.69/364,896.63 - Step 6: Final answer
x = 147,985.27
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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.