Finding the Fourth Proportional to 981,738.24, 1,472,242.74 and 341,877.66
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Solution
The fourth proportional to 981,738.24, 1,472,242.74 and 341,877.66 is: 512,689.52
Step by Step Solution
- Step 1: Write the proportion equation
981,738.24 : 1,472,242.74 = 341,877.66 : x - Step 2: Convert to fraction form
981,738.24/1,472,242.74 = 341,877.66/x - Step 3: Cross multiply
981,738.24x = 1,472,242.74 × 341,877.66 - Step 4: Simplify right side
981,738.24x = 503,326,902,903.19 - Step 5: Solve for x
x = 503,326,902,903.19/981,738.24 - Step 6: Final answer
x = 512,689.52
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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.