Finding the Fourth Proportional to 331,492.32, 497,250.80 and 106,856.00
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Solution
The fourth proportional to 331,492.32, 497,250.80 and 106,856.00 is: 160,287.96
Step by Step Solution
- Step 1: Write the proportion equation
331,492.32 : 497,250.80 = 106,856.00 : x - Step 2: Convert to fraction form
331,492.32/497,250.80 = 106,856.00/x - Step 3: Cross multiply
331,492.32x = 497,250.80 × 106,856.00 - Step 4: Simplify right side
331,492.32x = 53,134,228,464.27 - Step 5: Solve for x
x = 53,134,228,464.27/331,492.32 - Step 6: Final answer
x = 160,287.96
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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.