Finding the Fourth Proportional to 799,396.09, 1,103,153.23 and 436,811.59
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Solution
The fourth proportional to 799,396.09, 1,103,153.23 and 436,811.59 is: 602,792.68
Step by Step Solution
- Step 1: Write the proportion equation
799,396.09 : 1,103,153.23 = 436,811.59 : x - Step 2: Convert to fraction form
799,396.09/1,103,153.23 = 436,811.59/x - Step 3: Cross multiply
799,396.09x = 1,103,153.23 × 436,811.59 - Step 4: Simplify right side
799,396.09x = 481,870,109,672.59 - Step 5: Solve for x
x = 481,870,109,672.59/799,396.09 - Step 6: Final answer
x = 602,792.68
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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.