Finding the Fourth Proportional to 296,444.40, 409,092.84 and 160,477.68
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Solution
The fourth proportional to 296,444.40, 409,092.84 and 160,477.68 is: 221,458.96
Step by Step Solution
- Step 1: Write the proportion equation
296,444.40 : 409,092.84 = 160,477.68 : x - Step 2: Convert to fraction form
296,444.40/409,092.84 = 160,477.68/x - Step 3: Cross multiply
296,444.40x = 409,092.84 × 160,477.68 - Step 4: Simplify right side
296,444.40x = 65,650,269,867.81 - Step 5: Solve for x
x = 65,650,269,867.81/296,444.40 - Step 6: Final answer
x = 221,458.96
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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.