Finding the Fourth Proportional to 298,628.67, 412,107.48 and 164,492.67
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Solution
The fourth proportional to 298,628.67, 412,107.48 and 164,492.67 is: 226,999.84
Step by Step Solution
- Step 1: Write the proportion equation
298,628.67 : 412,107.48 = 164,492.67 : x - Step 2: Convert to fraction form
298,628.67/412,107.48 = 164,492.67/x - Step 3: Cross multiply
298,628.67x = 412,107.48 × 164,492.67 - Step 4: Simplify right side
298,628.67x = 67,788,659,712.17 - Step 5: Solve for x
x = 67,788,659,712.17/298,628.67 - Step 6: Final answer
x = 226,999.84
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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.