Finding the Fourth Proportional to 1,020,694.86, 1,530,813.94 and 300,882.99
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Solution
The fourth proportional to 1,020,694.86, 1,530,813.94 and 300,882.99 is: 451,257.17
Step by Step Solution
- Step 1: Write the proportion equation
1,020,694.86 : 1,530,813.94 = 300,882.99 : x - Step 2: Convert to fraction form
1,020,694.86/1,530,813.94 = 300,882.99/x - Step 3: Cross multiply
1,020,694.86x = 1,530,813.94 × 300,882.99 - Step 4: Simplify right side
1,020,694.86x = 460,595,873,896.47 - Step 5: Solve for x
x = 460,595,873,896.47/1,020,694.86 - Step 6: Final answer
x = 451,257.17
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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.