Finding the Fourth Proportional to 547,203.42, 820,887.39 and 192,154.95
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Solution
The fourth proportional to 547,203.42, 820,887.39 and 192,154.95 is: 288,261.31
Step by Step Solution
- Step 1: Write the proportion equation
547,203.42 : 820,887.39 = 192,154.95 : x - Step 2: Convert to fraction form
547,203.42/820,887.39 = 192,154.95/x - Step 3: Cross multiply
547,203.42x = 820,887.39 × 192,154.95 - Step 4: Simplify right side
547,203.42x = 157,737,575,381.08 - Step 5: Solve for x
x = 157,737,575,381.08/547,203.42 - Step 6: Final answer
x = 288,261.31
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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.