Finding the Fourth Proportional to 799,319.63, 1,103,028.30 and 436,755.94
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Solution
The fourth proportional to 799,319.63, 1,103,028.30 and 436,755.94 is: 602,705.28
Step by Step Solution
- Step 1: Write the proportion equation
799,319.63 : 1,103,028.30 = 436,755.94 : x - Step 2: Convert to fraction form
799,319.63/1,103,028.30 = 436,755.94/x - Step 3: Cross multiply
799,319.63x = 1,103,028.30 × 436,755.94 - Step 4: Simplify right side
799,319.63x = 481,754,159,255.53 - Step 5: Solve for x
x = 481,754,159,255.53/799,319.63 - Step 6: Final answer
x = 602,705.28
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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.