Finding the Fourth Proportional to 745,261.36, 1,117,910.36 and 271,946.57
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Solution
The fourth proportional to 745,261.36, 1,117,910.36 and 271,946.57 is: 407,926.53
Step by Step Solution
- Step 1: Write the proportion equation
745,261.36 : 1,117,910.36 = 271,946.57 : x - Step 2: Convert to fraction form
745,261.36/1,117,910.36 = 271,946.57/x - Step 3: Cross multiply
745,261.36x = 1,117,910.36 × 271,946.57 - Step 4: Simplify right side
745,261.36x = 304,011,883,059.78 - Step 5: Solve for x
x = 304,011,883,059.78/745,261.36 - Step 6: Final answer
x = 407,926.53
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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.