Finding the Fourth Proportional to 451,104.68, 622,590.74 and 260,080.68
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Solution
The fourth proportional to 451,104.68, 622,590.74 and 260,080.68 is: 358,949.55
Step by Step Solution
- Step 1: Write the proportion equation
451,104.68 : 622,590.74 = 260,080.68 : x - Step 2: Convert to fraction form
451,104.68/622,590.74 = 260,080.68/x - Step 3: Cross multiply
451,104.68x = 622,590.74 × 260,080.68 - Step 4: Simplify right side
451,104.68x = 161,923,823,020.90 - Step 5: Solve for x
x = 161,923,823,020.90/451,104.68 - Step 6: Final answer
x = 358,949.55
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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.