Finding the Fourth Proportional to 299,077.47, 412,724.84 and 164,941.47
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Solution
The fourth proportional to 299,077.47, 412,724.84 and 164,941.47 is: 227,618.09
Step by Step Solution
- Step 1: Write the proportion equation
299,077.47 : 412,724.84 = 164,941.47 : x - Step 2: Convert to fraction form
299,077.47/412,724.84 = 164,941.47/x - Step 3: Cross multiply
299,077.47x = 412,724.84 × 164,941.47 - Step 4: Simplify right side
299,077.47x = 68,075,440,990.41 - Step 5: Solve for x
x = 68,075,440,990.41/299,077.47 - Step 6: Final answer
x = 227,618.09
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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.