Finding the Fourth Proportional to 293,893.53, 405,577.70 and 164,860.68
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Solution
The fourth proportional to 293,893.53, 405,577.70 and 164,860.68 is: 227,510.34
Step by Step Solution
- Step 1: Write the proportion equation
293,893.53 : 405,577.70 = 164,860.68 : x - Step 2: Convert to fraction form
293,893.53/405,577.70 = 164,860.68/x - Step 3: Cross multiply
293,893.53x = 405,577.70 × 164,860.68 - Step 4: Simplify right side
293,893.53x = 66,863,816,729.68 - Step 5: Solve for x
x = 66,863,816,729.68/293,893.53 - Step 6: Final answer
x = 227,510.34
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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.