Finding the Fourth Proportional to 219,290.08, 302,625.84 and 134,453.92
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Solution
The fourth proportional to 219,290.08, 302,625.84 and 134,453.92 is: 185,549.80
Step by Step Solution
- Step 1: Write the proportion equation
219,290.08 : 302,625.84 = 134,453.92 : x - Step 2: Convert to fraction form
219,290.08/302,625.84 = 134,453.92/x - Step 3: Cross multiply
219,290.08x = 302,625.84 × 134,453.92 - Step 4: Simplify right side
219,290.08x = 40,689,230,481.29 - Step 5: Solve for x
x = 40,689,230,481.29/219,290.08 - Step 6: Final answer
x = 185,549.80
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1.5x scale
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.