Finding the Fourth Proportional to 434,272.70, 651,377.66 and 134,745.63
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Solution
The fourth proportional to 434,272.70, 651,377.66 and 134,745.63 is: 202,108.71
Step by Step Solution
- Step 1: Write the proportion equation
434,272.70 : 651,377.66 = 134,745.63 : x - Step 2: Convert to fraction form
434,272.70/651,377.66 = 134,745.63/x - Step 3: Cross multiply
434,272.70x = 651,377.66 × 134,745.63 - Step 4: Simplify right side
434,272.70x = 87,770,292,490.90 - Step 5: Solve for x
x = 87,770,292,490.90/434,272.70 - Step 6: Final answer
x = 202,108.71
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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.