Finding the Fourth Proportional to 336,209.19, 504,392.64 and 133,817.55
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Solution
The fourth proportional to 336,209.19, 504,392.64 and 133,817.55 is: 200,757.70
Step by Step Solution
- Step 1: Write the proportion equation
336,209.19 : 504,392.64 = 133,817.55 : x - Step 2: Convert to fraction form
336,209.19/504,392.64 = 133,817.55/x - Step 3: Cross multiply
336,209.19x = 504,392.64 × 133,817.55 - Step 4: Simplify right side
336,209.19x = 67,496,584,800.87 - Step 5: Solve for x
x = 67,496,584,800.87/336,209.19 - Step 6: Final answer
x = 200,757.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.