Finding the Fourth Proportional to 751,350.72, 1,127,210.62 and 218,876.42
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Solution
The fourth proportional to 751,350.72, 1,127,210.62 and 218,876.42 is: 328,368.39
Step by Step Solution
- Step 1: Write the proportion equation
751,350.72 : 1,127,210.62 = 218,876.42 : x - Step 2: Convert to fraction form
751,350.72/1,127,210.62 = 218,876.42/x - Step 3: Cross multiply
751,350.72x = 1,127,210.62 × 218,876.42 - Step 4: Simplify right side
751,350.72x = 246,719,825,091.58 - Step 5: Solve for x
x = 246,719,825,091.58/751,350.72 - Step 6: Final answer
x = 328,368.39
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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.