Finding the Fourth Proportional to 1,017,230.70, 1,526,101.20 and 448,720.05
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Solution
The fourth proportional to 1,017,230.70, 1,526,101.20 and 448,720.05 is: 673,192.63
Step by Step Solution
- Step 1: Write the proportion equation
1,017,230.70 : 1,526,101.20 = 448,720.05 : x - Step 2: Convert to fraction form
1,017,230.70/1,526,101.20 = 448,720.05/x - Step 3: Cross multiply
1,017,230.70x = 1,526,101.20 × 448,720.05 - Step 4: Simplify right side
1,017,230.70x = 684,792,206,769.06 - Step 5: Solve for x
x = 684,792,206,769.06/1,017,230.70 - Step 6: Final answer
x = 673,192.63
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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.