Finding the Fourth Proportional to 606,238.24, 909,806.64 and 489,310.24
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Solution
The fourth proportional to 606,238.24, 909,806.64 and 489,310.24 is: 734,327.99
Step by Step Solution
- Step 1: Write the proportion equation
606,238.24 : 909,806.64 = 489,310.24 : x - Step 2: Convert to fraction form
606,238.24/909,806.64 = 489,310.24/x - Step 3: Cross multiply
606,238.24x = 909,806.64 × 489,310.24 - Step 4: Simplify right side
606,238.24x = 445,177,705,371.99 - Step 5: Solve for x
x = 445,177,705,371.99/606,238.24 - Step 6: Final answer
x = 734,327.99
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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.