Finding the Fourth Proportional to 995,976.02, 1,374,451.25 and 543,276.74
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Solution
The fourth proportional to 995,976.02, 1,374,451.25 and 543,276.74 is: 749,724.26
Step by Step Solution
- Step 1: Write the proportion equation
995,976.02 : 1,374,451.25 = 543,276.74 : x - Step 2: Convert to fraction form
995,976.02/1,374,451.25 = 543,276.74/x - Step 3: Cross multiply
995,976.02x = 1,374,451.25 × 543,276.74 - Step 4: Simplify right side
995,976.02x = 746,707,384,800.29 - Step 5: Solve for x
x = 746,707,384,800.29/995,976.02 - Step 6: Final answer
x = 749,724.26
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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.