Finding the Fourth Proportional to 341,048.56, 511,572.12 and 91,730.80
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Solution
The fourth proportional to 341,048.56, 511,572.12 and 91,730.80 is: 137,596.01
Step by Step Solution
- Step 1: Write the proportion equation
341,048.56 : 511,572.12 = 91,730.80 : x - Step 2: Convert to fraction form
341,048.56/511,572.12 = 91,730.80/x - Step 3: Cross multiply
341,048.56x = 511,572.12 × 91,730.80 - Step 4: Simplify right side
341,048.56x = 46,926,919,825.30 - Step 5: Solve for x
x = 46,926,919,825.30/341,048.56 - Step 6: Final answer
x = 137,596.01
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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.