Finding the Fourth Proportional to 319,682.66, 479,370.99 and 151,062.26
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Solution
The fourth proportional to 319,682.66, 479,370.99 and 151,062.26 is: 226,521.09
Step by Step Solution
- Step 1: Write the proportion equation
319,682.66 : 479,370.99 = 151,062.26 : x - Step 2: Convert to fraction form
319,682.66/479,370.99 = 151,062.26/x - Step 3: Cross multiply
319,682.66x = 479,370.99 × 151,062.26 - Step 4: Simplify right side
319,682.66x = 72,414,865,127.84 - Step 5: Solve for x
x = 72,414,865,127.84/319,682.66 - Step 6: Final answer
x = 226,521.09
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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.