Finding the Fourth Proportional to 198,637.24, 297,953.34 and 48,879.40
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Solution
The fourth proportional to 198,637.24, 297,953.34 and 48,879.40 is: 73,318.48
Step by Step Solution
- Step 1: Write the proportion equation
198,637.24 : 297,953.34 = 48,879.40 : x - Step 2: Convert to fraction form
198,637.24/297,953.34 = 48,879.40/x - Step 3: Cross multiply
198,637.24x = 297,953.34 × 48,879.40 - Step 4: Simplify right side
198,637.24x = 14,563,780,487.20 - Step 5: Solve for x
x = 14,563,780,487.20/198,637.24 - Step 6: Final answer
x = 73,318.48
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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.