Finding the Fourth Proportional to 547,202.09, 820,885.08 and 192,153.53
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Solution
The fourth proportional to 547,202.09, 820,885.08 and 192,153.53 is: 288,259.07
Step by Step Solution
- Step 1: Write the proportion equation
547,202.09 : 820,885.08 = 192,153.53 : x - Step 2: Convert to fraction form
547,202.09/820,885.08 = 192,153.53/x - Step 3: Cross multiply
547,202.09x = 820,885.08 × 192,153.53 - Step 4: Simplify right side
547,202.09x = 157,735,965,846.33 - Step 5: Solve for x
x = 157,735,965,846.33/547,202.09 - Step 6: Final answer
x = 288,259.07
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1.5x scale
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.