Finding the Fourth Proportional to 835,202.68, 1,152,582.72 and 453,229.36
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Solution
The fourth proportional to 835,202.68, 1,152,582.72 and 453,229.36 is: 625,458.15
Step by Step Solution
- Step 1: Write the proportion equation
835,202.68 : 1,152,582.72 = 453,229.36 : x - Step 2: Convert to fraction form
835,202.68/1,152,582.72 = 453,229.36/x - Step 3: Cross multiply
835,202.68x = 1,152,582.72 × 453,229.36 - Step 4: Simplify right side
835,202.68x = 522,384,323,951.59 - Step 5: Solve for x
x = 522,384,323,951.59/835,202.68 - Step 6: Final answer
x = 625,458.15
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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.