Finding the Fourth Proportional to 306,806.21, 460,230.29 and 104,319.88
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Solution
The fourth proportional to 306,806.21, 460,230.29 and 104,319.88 is: 156,486.95
Step by Step Solution
- Step 1: Write the proportion equation
306,806.21 : 460,230.29 = 104,319.88 : x - Step 2: Convert to fraction form
306,806.21/460,230.29 = 104,319.88/x - Step 3: Cross multiply
306,806.21x = 460,230.29 × 104,319.88 - Step 4: Simplify right side
306,806.21x = 48,011,169,932.99 - Step 5: Solve for x
x = 48,011,169,932.99/306,806.21 - Step 6: Final answer
x = 156,486.95
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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.