Finding the Fourth Proportional to 361,042.29, 498,245.91 and 197,705.69
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Solution
The fourth proportional to 361,042.29, 498,245.91 and 197,705.69 is: 272,837.99
Step by Step Solution
- Step 1: Write the proportion equation
361,042.29 : 498,245.91 = 197,705.69 : x - Step 2: Convert to fraction form
361,042.29/498,245.91 = 197,705.69/x - Step 3: Cross multiply
361,042.29x = 498,245.91 × 197,705.69 - Step 4: Simplify right side
361,042.29x = 98,506,051,426.23 - Step 5: Solve for x
x = 98,506,051,426.23/361,042.29 - Step 6: Final answer
x = 272,837.99
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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.