Finding the Fourth Proportional to 775,481.04, 1,163,221.74 and 243,001.98
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Solution
The fourth proportional to 775,481.04, 1,163,221.74 and 243,001.98 is: 364,503.03
Step by Step Solution
- Step 1: Write the proportion equation
775,481.04 : 1,163,221.74 = 243,001.98 : x - Step 2: Convert to fraction form
775,481.04/1,163,221.74 = 243,001.98/x - Step 3: Cross multiply
775,481.04x = 1,163,221.74 × 243,001.98 - Step 4: Simplify right side
775,481.04x = 282,665,185,999.05 - Step 5: Solve for x
x = 282,665,185,999.05/775,481.04 - Step 6: Final answer
x = 364,503.03
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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.