Finding the Fourth Proportional to 219,233.20, 328,193.70 and 195,613.60
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Solution
The fourth proportional to 219,233.20, 328,193.70 and 195,613.60 is: 292,834.99
Step by Step Solution
- Step 1: Write the proportion equation
219,233.20 : 328,193.70 = 195,613.60 : x - Step 2: Convert to fraction form
219,233.20/328,193.70 = 195,613.60/x - Step 3: Cross multiply
219,233.20x = 328,193.70 × 195,613.60 - Step 4: Simplify right side
219,233.20x = 64,199,151,154.32 - Step 5: Solve for x
x = 64,199,151,154.32/219,233.20 - Step 6: Final answer
x = 292,834.99
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1.5x scale
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.