Finding the Fourth Proportional to 300,338.79, 414,461.93 and 164,369.98
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Solution
The fourth proportional to 300,338.79, 414,461.93 and 164,369.98 is: 226,827.50
Step by Step Solution
- Step 1: Write the proportion equation
300,338.79 : 414,461.93 = 164,369.98 : x - Step 2: Convert to fraction form
300,338.79/414,461.93 = 164,369.98/x - Step 3: Cross multiply
300,338.79x = 414,461.93 × 164,369.98 - Step 4: Simplify right side
300,338.79x = 68,125,097,434.32 - Step 5: Solve for x
x = 68,125,097,434.32/300,338.79 - Step 6: Final answer
x = 226,827.50
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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.