Finding the Fourth Proportional to 1,148,470.63, 1,722,574.62 and 307,087.99
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Solution
The fourth proportional to 1,148,470.63, 1,722,574.62 and 307,087.99 is: 460,596.87
Step by Step Solution
- Step 1: Write the proportion equation
1,148,470.63 : 1,722,574.62 = 307,087.99 : x - Step 2: Convert to fraction form
1,148,470.63/1,722,574.62 = 307,087.99/x - Step 3: Cross multiply
1,148,470.63x = 1,722,574.62 × 307,087.99 - Step 4: Simplify right side
1,148,470.63x = 528,981,977,680.81 - Step 5: Solve for x
x = 528,981,977,680.81/1,148,470.63 - Step 6: Final answer
x = 460,596.87
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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.