Finding the Fourth Proportional to 366,920.68, 550,381.02 and 167,630.30
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Solution
The fourth proportional to 366,920.68, 550,381.02 and 167,630.30 is: 251,445.45
Step by Step Solution
- Step 1: Write the proportion equation
366,920.68 : 550,381.02 = 167,630.30 : x - Step 2: Convert to fraction form
366,920.68/550,381.02 = 167,630.30/x - Step 3: Cross multiply
366,920.68x = 550,381.02 × 167,630.30 - Step 4: Simplify right side
366,920.68x = 92,260,535,496.91 - Step 5: Solve for x
x = 92,260,535,496.91/366,920.68 - Step 6: Final answer
x = 251,445.45
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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.