Finding the Fourth Proportional to 332,761.84, 499,114.71 and 143,214.55
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Solution
The fourth proportional to 332,761.84, 499,114.71 and 143,214.55 is: 214,809.75
Step by Step Solution
- Step 1: Write the proportion equation
332,761.84 : 499,114.71 = 143,214.55 : x - Step 2: Convert to fraction form
332,761.84/499,114.71 = 143,214.55/x - Step 3: Cross multiply
332,761.84x = 499,114.71 × 143,214.55 - Step 4: Simplify right side
332,761.84x = 71,480,487,343.24 - Step 5: Solve for x
x = 71,480,487,343.24/332,761.84 - Step 6: Final answer
x = 214,809.75
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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.