Finding the Fourth Proportional to 302,581.80, 453,872.70 and 197,605.80
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Solution
The fourth proportional to 302,581.80, 453,872.70 and 197,605.80 is: 296,408.70
Step by Step Solution
- Step 1: Write the proportion equation
302,581.80 : 453,872.70 = 197,605.80 : x - Step 2: Convert to fraction form
302,581.80/453,872.70 = 197,605.80/x - Step 3: Cross multiply
302,581.80x = 453,872.70 × 197,605.80 - Step 4: Simplify right side
302,581.80x = 89,687,877,981.66 - Step 5: Solve for x
x = 89,687,877,981.66/302,581.80 - Step 6: Final answer
x = 296,408.70
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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.