Finding the Fourth Proportional to 1,053,260.80, 1,580,140.80 and 343,292.80
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Solution
The fourth proportional to 1,053,260.80, 1,580,140.80 and 343,292.80 is: 515,020.55
Step by Step Solution
- Step 1: Write the proportion equation
1,053,260.80 : 1,580,140.80 = 343,292.80 : x - Step 2: Convert to fraction form
1,053,260.80/1,580,140.80 = 343,292.80/x - Step 3: Cross multiply
1,053,260.80x = 1,580,140.80 × 343,292.80 - Step 4: Simplify right side
1,053,260.80x = 542,450,959,626.24 - Step 5: Solve for x
x = 542,450,959,626.24/1,053,260.80 - Step 6: Final answer
x = 515,020.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.