Finding the Fourth Proportional to 844,863.11, 1,267,283.73 and 205,172.09
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Solution
The fourth proportional to 844,863.11, 1,267,283.73 and 205,172.09 is: 307,755.48
Step by Step Solution
- Step 1: Write the proportion equation
844,863.11 : 1,267,283.73 = 205,172.09 : x - Step 2: Convert to fraction form
844,863.11/1,267,283.73 = 205,172.09/x - Step 3: Cross multiply
844,863.11x = 1,267,283.73 × 205,172.09 - Step 4: Simplify right side
844,863.11x = 260,011,254,675.31 - Step 5: Solve for x
x = 260,011,254,675.31/844,863.11 - Step 6: Final answer
x = 307,755.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.