Finding the Fourth Proportional to 247,452.98, 341,492.68 and 145,459.74
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Solution
The fourth proportional to 247,452.98, 341,492.68 and 145,459.74 is: 200,738.89
Step by Step Solution
- Step 1: Write the proportion equation
247,452.98 : 341,492.68 = 145,459.74 : x - Step 2: Convert to fraction form
247,452.98/341,492.68 = 145,459.74/x - Step 3: Cross multiply
247,452.98x = 341,492.68 × 145,459.74 - Step 4: Simplify right side
247,452.98x = 49,673,436,444.70 - Step 5: Solve for x
x = 49,673,436,444.70/247,452.98 - Step 6: Final answer
x = 200,738.89
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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.