Finding the Fourth Proportional to 293,701.34, 440,552.35 and 80,471.07
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Solution
The fourth proportional to 293,701.34, 440,552.35 and 80,471.07 is: 120,706.70
Step by Step Solution
- Step 1: Write the proportion equation
293,701.34 : 440,552.35 = 80,471.07 : x - Step 2: Convert to fraction form
293,701.34/440,552.35 = 80,471.07/x - Step 3: Cross multiply
293,701.34x = 440,552.35 × 80,471.07 - Step 4: Simplify right side
293,701.34x = 35,451,718,995.51 - Step 5: Solve for x
x = 35,451,718,995.51/293,701.34 - Step 6: Final answer
x = 120,706.70
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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.