Finding the Fourth Proportional to 296,760.76, 409,530.26 and 160,796.18
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Solution
The fourth proportional to 296,760.76, 409,530.26 and 160,796.18 is: 221,898.95
Step by Step Solution
- Step 1: Write the proportion equation
296,760.76 : 409,530.26 = 160,796.18 : x - Step 2: Convert to fraction form
296,760.76/409,530.26 = 160,796.18/x - Step 3: Cross multiply
296,760.76x = 409,530.26 × 160,796.18 - Step 4: Simplify right side
296,760.76x = 65,850,901,402.41 - Step 5: Solve for x
x = 65,850,901,402.41/296,760.76 - Step 6: Final answer
x = 221,898.95
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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.