Finding the Fourth Proportional to 913,300.58, 1,260,861.58 and 550,816.68
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Solution
The fourth proportional to 913,300.58, 1,260,861.58 and 550,816.68 is: 760,432.66
Step by Step Solution
- Step 1: Write the proportion equation
913,300.58 : 1,260,861.58 = 550,816.68 : x - Step 2: Convert to fraction form
913,300.58/1,260,861.58 = 550,816.68/x - Step 3: Cross multiply
913,300.58x = 1,260,861.58 × 550,816.68 - Step 4: Simplify right side
913,300.58x = 694,503,589,435.16 - Step 5: Solve for x
x = 694,503,589,435.16/913,300.58 - Step 6: Final answer
x = 760,432.66
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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.