Finding the Fourth Proportional to 514,893.26, 772,150.34 and 177,847.40
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Solution
The fourth proportional to 514,893.26, 772,150.34 and 177,847.40 is: 266,705.62
Step by Step Solution
- Step 1: Write the proportion equation
514,893.26 : 772,150.34 = 177,847.40 : x - Step 2: Convert to fraction form
514,893.26/772,150.34 = 177,847.40/x - Step 3: Cross multiply
514,893.26x = 772,150.34 × 177,847.40 - Step 4: Simplify right side
514,893.26x = 137,324,925,628.13 - Step 5: Solve for x
x = 137,324,925,628.13/514,893.26 - Step 6: Final answer
x = 266,705.62
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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.