Finding the Fourth Proportional to 273,129.44, 409,412.76 and 104,603.84
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Solution
The fourth proportional to 273,129.44, 409,412.76 and 104,603.84 is: 156,797.99
Step by Step Solution
- Step 1: Write the proportion equation
273,129.44 : 409,412.76 = 104,603.84 : x - Step 2: Convert to fraction form
273,129.44/409,412.76 = 104,603.84/x - Step 3: Cross multiply
273,129.44x = 409,412.76 × 104,603.84 - Step 4: Simplify right side
273,129.44x = 42,826,146,841.00 - Step 5: Solve for x
x = 42,826,146,841.00/273,129.44 - Step 6: Final answer
x = 156,797.99
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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.