Finding the Fourth Proportional to 888,569.62, 1,224,950.70 and 633,477.94
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Solution
The fourth proportional to 888,569.62, 1,224,950.70 and 633,477.94 is: 873,290.32
Step by Step Solution
- Step 1: Write the proportion equation
888,569.62 : 1,224,950.70 = 633,477.94 : x - Step 2: Convert to fraction form
888,569.62/1,224,950.70 = 633,477.94/x - Step 3: Cross multiply
888,569.62x = 1,224,950.70 × 633,477.94 - Step 4: Simplify right side
888,569.62x = 775,979,239,912.81 - Step 5: Solve for x
x = 775,979,239,912.81/888,569.62 - Step 6: Final answer
x = 873,290.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.