Finding the Fourth Proportional to 339,506.74, 468,311.70 and 201,592.18
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Solution
The fourth proportional to 339,506.74, 468,311.70 and 201,592.18 is: 278,073.94
Step by Step Solution
- Step 1: Write the proportion equation
339,506.74 : 468,311.70 = 201,592.18 : x - Step 2: Convert to fraction form
339,506.74/468,311.70 = 201,592.18/x - Step 3: Cross multiply
339,506.74x = 468,311.70 × 201,592.18 - Step 4: Simplify right side
339,506.74x = 94,407,976,522.51 - Step 5: Solve for x
x = 94,407,976,522.51/339,506.74 - Step 6: Final answer
x = 278,073.94
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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.