Finding the Fourth Proportional to 981,266.17, 1,471,898.08 and 307,399.96
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Solution
The fourth proportional to 981,266.17, 1,471,898.08 and 307,399.96 is: 461,099.57
Step by Step Solution
- Step 1: Write the proportion equation
981,266.17 : 1,471,898.08 = 307,399.96 : x - Step 2: Convert to fraction form
981,266.17/1,471,898.08 = 307,399.96/x - Step 3: Cross multiply
981,266.17x = 1,471,898.08 × 307,399.96 - Step 4: Simplify right side
981,266.17x = 452,461,410,916.08 - Step 5: Solve for x
x = 452,461,410,916.08/981,266.17 - Step 6: Final answer
x = 461,099.57
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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.