Finding the Fourth Proportional to 307,395.08, 461,299.84 and 107,717.26
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Solution
The fourth proportional to 307,395.08, 461,299.84 and 107,717.26 is: 161,648.50
Step by Step Solution
- Step 1: Write the proportion equation
307,395.08 : 461,299.84 = 107,717.26 : x - Step 2: Convert to fraction form
307,395.08/461,299.84 = 107,717.26/x - Step 3: Cross multiply
307,395.08x = 461,299.84 × 107,717.26 - Step 4: Simplify right side
307,395.08x = 49,689,954,803.24 - Step 5: Solve for x
x = 49,689,954,803.24/307,395.08 - Step 6: Final answer
x = 161,648.50
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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.