Finding the Fourth Proportional to 484,015.68, 667,949.52 and 266,232.96
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Solution
The fourth proportional to 484,015.68, 667,949.52 and 266,232.96 is: 367,405.82
Step by Step Solution
- Step 1: Write the proportion equation
484,015.68 : 667,949.52 = 266,232.96 : x - Step 2: Convert to fraction form
484,015.68/667,949.52 = 266,232.96/x - Step 3: Cross multiply
484,015.68x = 667,949.52 × 266,232.96 - Step 4: Simplify right side
484,015.68x = 177,830,177,840.18 - Step 5: Solve for x
x = 177,830,177,840.18/484,015.68 - Step 6: Final answer
x = 367,405.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.