Finding the Fourth Proportional to 296,796.84, 409,499.94 and 169,447.08
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Solution
The fourth proportional to 296,796.84, 409,499.94 and 169,447.08 is: 233,791.47
Step by Step Solution
- Step 1: Write the proportion equation
296,796.84 : 409,499.94 = 169,447.08 : x - Step 2: Convert to fraction form
296,796.84/409,499.94 = 169,447.08/x - Step 3: Cross multiply
296,796.84x = 409,499.94 × 169,447.08 - Step 4: Simplify right side
296,796.84x = 69,388,569,093.18 - Step 5: Solve for x
x = 69,388,569,093.18/296,796.84 - Step 6: Final answer
x = 233,791.47
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1.5x scale
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.