Finding the Fourth Proportional to 365,117.70, 547,676.55 and 207,653.70
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Solution
The fourth proportional to 365,117.70, 547,676.55 and 207,653.70 is: 311,480.55
Step by Step Solution
- Step 1: Write the proportion equation
365,117.70 : 547,676.55 = 207,653.70 : x - Step 2: Convert to fraction form
365,117.70/547,676.55 = 207,653.70/x - Step 3: Cross multiply
365,117.70x = 547,676.55 × 207,653.70 - Step 4: Simplify right side
365,117.70x = 113,727,062,010.74 - Step 5: Solve for x
x = 113,727,062,010.74/365,117.70 - Step 6: Final answer
x = 311,480.55
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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.