Finding the Fourth Proportional to 882,231.99, 1,217,477.61 and 489,824.85
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Solution
The fourth proportional to 882,231.99, 1,217,477.61 and 489,824.85 is: 675,956.88
Step by Step Solution
- Step 1: Write the proportion equation
882,231.99 : 1,217,477.61 = 489,824.85 : x - Step 2: Convert to fraction form
882,231.99/1,217,477.61 = 489,824.85/x - Step 3: Cross multiply
882,231.99x = 1,217,477.61 × 489,824.85 - Step 4: Simplify right side
882,231.99x = 596,350,787,696.61 - Step 5: Solve for x
x = 596,350,787,696.61/882,231.99 - Step 6: Final answer
x = 675,956.88
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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.