Finding the Fourth Proportional to 714,414.62, 1,071,808.66 and 414,606.99
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Solution
The fourth proportional to 714,414.62, 1,071,808.66 and 414,606.99 is: 622,018.86
Step by Step Solution
- Step 1: Write the proportion equation
714,414.62 : 1,071,808.66 = 414,606.99 : x - Step 2: Convert to fraction form
714,414.62/1,071,808.66 = 414,606.99/x - Step 3: Cross multiply
714,414.62x = 1,071,808.66 × 414,606.99 - Step 4: Simplify right side
714,414.62x = 444,379,361,342.02 - Step 5: Solve for x
x = 444,379,361,342.02/714,414.62 - Step 6: Final answer
x = 622,018.86
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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.