Finding the Fourth Proportional to 683,260.92, 942,830.28 and 396,841.68
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Solution
The fourth proportional to 683,260.92, 942,830.28 and 396,841.68 is: 547,600.98
Step by Step Solution
- Step 1: Write the proportion equation
683,260.92 : 942,830.28 = 396,841.68 : x - Step 2: Convert to fraction form
683,260.92/942,830.28 = 396,841.68/x - Step 3: Cross multiply
683,260.92x = 942,830.28 × 396,841.68 - Step 4: Simplify right side
683,260.92x = 374,154,352,270.07 - Step 5: Solve for x
x = 374,154,352,270.07/683,260.92 - Step 6: Final answer
x = 547,600.98
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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.