Finding the Fourth Proportional to 981,807.94, 1,470,349.95 and 559,804.42
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Solution
The fourth proportional to 981,807.94, 1,470,349.95 and 559,804.42 is: 838,359.89
Step by Step Solution
- Step 1: Write the proportion equation
981,807.94 : 1,470,349.95 = 559,804.42 : x - Step 2: Convert to fraction form
981,807.94/1,470,349.95 = 559,804.42/x - Step 3: Cross multiply
981,807.94x = 1,470,349.95 × 559,804.42 - Step 4: Simplify right side
981,807.94x = 823,108,400,956.78 - Step 5: Solve for x
x = 823,108,400,956.78/981,807.94 - Step 6: Final answer
x = 838,359.89
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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.