Finding the Fourth Proportional to 345,206.91, 476,381.70 and 192,241.76
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Solution
The fourth proportional to 345,206.91, 476,381.70 and 192,241.76 is: 265,291.50
Step by Step Solution
- Step 1: Write the proportion equation
345,206.91 : 476,381.70 = 192,241.76 : x - Step 2: Convert to fraction form
345,206.91/476,381.70 = 192,241.76/x - Step 3: Cross multiply
345,206.91x = 476,381.70 × 192,241.76 - Step 4: Simplify right side
345,206.91x = 91,580,457,630.75 - Step 5: Solve for x
x = 91,580,457,630.75/345,206.91 - Step 6: Final answer
x = 265,291.50
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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.