Finding the Fourth Proportional to 410,683.98, 616,025.97 and 130,201.23
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Solution
The fourth proportional to 410,683.98, 616,025.97 and 130,201.23 is: 195,301.85
Step by Step Solution
- Step 1: Write the proportion equation
410,683.98 : 616,025.97 = 130,201.23 : x - Step 2: Convert to fraction form
410,683.98/616,025.97 = 130,201.23/x - Step 3: Cross multiply
410,683.98x = 616,025.97 × 130,201.23 - Step 4: Simplify right side
410,683.98x = 80,207,339,005.94 - Step 5: Solve for x
x = 80,207,339,005.94/410,683.98 - Step 6: Final answer
x = 195,301.85
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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.