Finding the Fourth Proportional to 351,385.23, 527,176.26 and 141,170.79
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Solution
The fourth proportional to 351,385.23, 527,176.26 and 141,170.79 is: 211,795.72
Step by Step Solution
- Step 1: Write the proportion equation
351,385.23 : 527,176.26 = 141,170.79 : x - Step 2: Convert to fraction form
351,385.23/527,176.26 = 141,170.79/x - Step 3: Cross multiply
351,385.23x = 527,176.26 × 141,170.79 - Step 4: Simplify right side
351,385.23x = 74,421,889,093.45 - Step 5: Solve for x
x = 74,421,889,093.45/351,385.23 - Step 6: Final answer
x = 211,795.72
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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.