Finding the Fourth Proportional to 293,955.75, 405,647.19 and 173,102.13
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Solution
The fourth proportional to 293,955.75, 405,647.19 and 173,102.13 is: 238,874.02
Step by Step Solution
- Step 1: Write the proportion equation
293,955.75 : 405,647.19 = 173,102.13 : x - Step 2: Convert to fraction form
293,955.75/405,647.19 = 173,102.13/x - Step 3: Cross multiply
293,955.75x = 405,647.19 × 173,102.13 - Step 4: Simplify right side
293,955.75x = 70,218,392,617.51 - Step 5: Solve for x
x = 70,218,392,617.51/293,955.75 - Step 6: Final answer
x = 238,874.02
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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.