Finding the Fourth Proportional to 351,636.96, 527,102.64 and 174,272.80
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Solution
The fourth proportional to 351,636.96, 527,102.64 and 174,272.80 is: 261,234.35
Step by Step Solution
- Step 1: Write the proportion equation
351,636.96 : 527,102.64 = 174,272.80 : x - Step 2: Convert to fraction form
351,636.96/527,102.64 = 174,272.80/x - Step 3: Cross multiply
351,636.96x = 527,102.64 × 174,272.80 - Step 4: Simplify right side
351,636.96x = 91,859,652,960.19 - Step 5: Solve for x
x = 91,859,652,960.19/351,636.96 - Step 6: Final answer
x = 261,234.35
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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.