Finding the Fourth Proportional to 843,492.08, 1,265,238.96 and 344,856.08
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Solution
The fourth proportional to 843,492.08, 1,265,238.96 and 344,856.08 is: 517,284.46
Step by Step Solution
- Step 1: Write the proportion equation
843,492.08 : 1,265,238.96 = 344,856.08 : x - Step 2: Convert to fraction form
843,492.08/1,265,238.96 = 344,856.08/x - Step 3: Cross multiply
843,492.08x = 1,265,238.96 × 344,856.08 - Step 4: Simplify right side
843,492.08x = 436,325,348,008.88 - Step 5: Solve for x
x = 436,325,348,008.88/843,492.08 - Step 6: Final answer
x = 517,284.46
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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.