Finding the Fourth Proportional to 299,054.84, 412,695.60 and 164,918.84
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Solution
The fourth proportional to 299,054.84, 412,695.60 and 164,918.84 is: 227,587.96
Step by Step Solution
- Step 1: Write the proportion equation
299,054.84 : 412,695.60 = 164,918.84 : x - Step 2: Convert to fraction form
299,054.84/412,695.60 = 164,918.84/x - Step 3: Cross multiply
299,054.84x = 412,695.60 × 164,918.84 - Step 4: Simplify right side
299,054.84x = 68,061,279,625.10 - Step 5: Solve for x
x = 68,061,279,625.10/299,054.84 - Step 6: Final answer
x = 227,587.96
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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.