Finding the Fourth Proportional to 202,405.82, 303,202.64 and 185,871.02
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Solution
The fourth proportional to 202,405.82, 303,202.64 and 185,871.02 is: 278,433.61
Step by Step Solution
- Step 1: Write the proportion equation
202,405.82 : 303,202.64 = 185,871.02 : x - Step 2: Convert to fraction form
202,405.82/303,202.64 = 185,871.02/x - Step 3: Cross multiply
202,405.82x = 303,202.64 × 185,871.02 - Step 4: Simplify right side
202,405.82x = 56,356,583,963.49 - Step 5: Solve for x
x = 56,356,583,963.49/202,405.82 - Step 6: Final answer
x = 278,433.61
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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.