Finding the Fourth Proportional to 342,414.70, 513,622.05 and 202,101.10
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Solution
The fourth proportional to 342,414.70, 513,622.05 and 202,101.10 is: 303,151.65
Step by Step Solution
- Step 1: Write the proportion equation
342,414.70 : 513,622.05 = 202,101.10 : x - Step 2: Convert to fraction form
342,414.70/513,622.05 = 202,101.10/x - Step 3: Cross multiply
342,414.70x = 513,622.05 × 202,101.10 - Step 4: Simplify right side
342,414.70x = 103,803,581,289.26 - Step 5: Solve for x
x = 103,803,581,289.26/342,414.70 - Step 6: Final answer
x = 303,151.65
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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.