Finding the Fourth Proportional to 198,411.74, 297,628.84 and 63,487.67
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Solution
The fourth proportional to 198,411.74, 297,628.84 and 63,487.67 is: 95,235.09
Step by Step Solution
- Step 1: Write the proportion equation
198,411.74 : 297,628.84 = 63,487.67 : x - Step 2: Convert to fraction form
198,411.74/297,628.84 = 63,487.67/x - Step 3: Cross multiply
198,411.74x = 297,628.84 × 63,487.67 - Step 4: Simplify right side
198,411.74x = 18,895,759,929.54 - Step 5: Solve for x
x = 18,895,759,929.54/198,411.74 - Step 6: Final answer
x = 95,235.09
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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.