Finding the Fourth Proportional to 896,997.60, 1,343,163.60 and 579,736.80
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Solution
The fourth proportional to 896,997.60, 1,343,163.60 and 579,736.80 is: 868,097.49
Step by Step Solution
- Step 1: Write the proportion equation
896,997.60 : 1,343,163.60 = 579,736.80 : x - Step 2: Convert to fraction form
896,997.60/1,343,163.60 = 579,736.80/x - Step 3: Cross multiply
896,997.60x = 1,343,163.60 × 579,736.80 - Step 4: Simplify right side
896,997.60x = 778,681,367,340.48 - Step 5: Solve for x
x = 778,681,367,340.48/896,997.60 - Step 6: Final answer
x = 868,097.49
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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.