Finding the Fourth Proportional to 775,610.04, 1,163,415.40 and 243,172.59
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Solution
The fourth proportional to 775,610.04, 1,163,415.40 and 243,172.59 is: 364,758.99
Step by Step Solution
- Step 1: Write the proportion equation
775,610.04 : 1,163,415.40 = 243,172.59 : x - Step 2: Convert to fraction form
775,610.04/1,163,415.40 = 243,172.59/x - Step 3: Cross multiply
775,610.04x = 1,163,415.40 × 243,172.59 - Step 4: Simplify right side
775,610.04x = 282,910,736,063.89 - Step 5: Solve for x
x = 282,910,736,063.89/775,610.04 - Step 6: Final answer
x = 364,758.99
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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.