Finding the Fourth Proportional to 322,670.66, 445,215.93 and 195,351.62
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Solution
The fourth proportional to 322,670.66, 445,215.93 and 195,351.62 is: 269,543.11
Step by Step Solution
- Step 1: Write the proportion equation
322,670.66 : 445,215.93 = 195,351.62 : x - Step 2: Convert to fraction form
322,670.66/445,215.93 = 195,351.62/x - Step 3: Cross multiply
322,670.66x = 445,215.93 × 195,351.62 - Step 4: Simplify right side
322,670.66x = 86,973,653,175.31 - Step 5: Solve for x
x = 86,973,653,175.31/322,670.66 - Step 6: Final answer
x = 269,543.11
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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.