Finding the Fourth Proportional to 527,239.62, 727,587.06 and 285,516.66
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Solution
The fourth proportional to 527,239.62, 727,587.06 and 285,516.66 is: 394,011.03
Step by Step Solution
- Step 1: Write the proportion equation
527,239.62 : 727,587.06 = 285,516.66 : x - Step 2: Convert to fraction form
527,239.62/727,587.06 = 285,516.66/x - Step 3: Cross multiply
527,239.62x = 727,587.06 × 285,516.66 - Step 4: Simplify right side
527,239.62x = 207,738,227,230.42 - Step 5: Solve for x
x = 207,738,227,230.42/527,239.62 - Step 6: Final answer
x = 394,011.03
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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.