Finding the Fourth Proportional to 197,643.30, 296,027.55 and 162,651.30
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Solution
The fourth proportional to 197,643.30, 296,027.55 and 162,651.30 is: 243,616.99
Step by Step Solution
- Step 1: Write the proportion equation
197,643.30 : 296,027.55 = 162,651.30 : x - Step 2: Convert to fraction form
197,643.30/296,027.55 = 162,651.30/x - Step 3: Cross multiply
197,643.30x = 296,027.55 × 162,651.30 - Step 4: Simplify right side
197,643.30x = 48,149,265,843.32 - Step 5: Solve for x
x = 48,149,265,843.32/197,643.30 - Step 6: Final answer
x = 243,616.99
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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.