Finding the Fourth Proportional to 322,732.77, 484,102.62 and 98,129.75
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Solution
The fourth proportional to 322,732.77, 484,102.62 and 98,129.75 is: 147,195.68
Step by Step Solution
- Step 1: Write the proportion equation
322,732.77 : 484,102.62 = 98,129.75 : x - Step 2: Convert to fraction form
322,732.77/484,102.62 = 98,129.75/x - Step 3: Cross multiply
322,732.77x = 484,102.62 × 98,129.75 - Step 4: Simplify right side
322,732.77x = 47,504,868,827.83 - Step 5: Solve for x
x = 47,504,868,827.83/322,732.77 - Step 6: Final answer
x = 147,195.68
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1.5x scale
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.