Finding the Fourth Proportional to 981,736.24, 1,472,239.74 and 341,875.66
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Solution
The fourth proportional to 981,736.24, 1,472,239.74 and 341,875.66 is: 512,686.52
Step by Step Solution
- Step 1: Write the proportion equation
981,736.24 : 1,472,239.74 = 341,875.66 : x - Step 2: Convert to fraction form
981,736.24/1,472,239.74 = 341,875.66/x - Step 3: Cross multiply
981,736.24x = 1,472,239.74 × 341,875.66 - Step 4: Simplify right side
981,736.24x = 503,322,932,790.73 - Step 5: Solve for x
x = 503,322,932,790.73/981,736.24 - Step 6: Final answer
x = 512,686.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.