Finding the Fourth Proportional to 198,612.08, 297,882.84 and 56,466.80
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Solution
The fourth proportional to 198,612.08, 297,882.84 and 56,466.80 is: 84,690.17
Step by Step Solution
- Step 1: Write the proportion equation
198,612.08 : 297,882.84 = 56,466.80 : x - Step 2: Convert to fraction form
198,612.08/297,882.84 = 56,466.80/x - Step 3: Cross multiply
198,612.08x = 297,882.84 × 56,466.80 - Step 4: Simplify right side
198,612.08x = 16,820,490,749.71 - Step 5: Solve for x
x = 16,820,490,749.71/198,612.08 - Step 6: Final answer
x = 84,690.17
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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.