Finding the Fourth Proportional to 340,924.67, 511,562.27 and 261,473.05
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Solution
The fourth proportional to 340,924.67, 511,562.27 and 261,473.05 is: 392,343.99
Step by Step Solution
- Step 1: Write the proportion equation
340,924.67 : 511,562.27 = 261,473.05 : x - Step 2: Convert to fraction form
340,924.67/511,562.27 = 261,473.05/x - Step 3: Cross multiply
340,924.67x = 511,562.27 × 261,473.05 - Step 4: Simplify right side
340,924.67x = 133,759,747,001.82 - Step 5: Solve for x
x = 133,759,747,001.82/340,924.67 - Step 6: Final answer
x = 392,343.99
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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.