Finding the Fourth Proportional to 547,065.09, 820,273.43 and 187,108.58
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Solution
The fourth proportional to 547,065.09, 820,273.43 and 187,108.58 is: 280,551.99
Step by Step Solution
- Step 1: Write the proportion equation
547,065.09 : 820,273.43 = 187,108.58 : x - Step 2: Convert to fraction form
547,065.09/820,273.43 = 187,108.58/x - Step 3: Cross multiply
547,065.09x = 820,273.43 × 187,108.58 - Step 4: Simplify right side
547,065.09x = 153,480,199,217.48 - Step 5: Solve for x
x = 153,480,199,217.48/547,065.09 - Step 6: Final answer
x = 280,551.99
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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.