Finding the Fourth Proportional to 342,201.13, 513,301.70 and 92,883.13
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Solution
The fourth proportional to 342,201.13, 513,301.70 and 92,883.13 is: 139,324.70
Step by Step Solution
- Step 1: Write the proportion equation
342,201.13 : 513,301.70 = 92,883.13 : x - Step 2: Convert to fraction form
342,201.13/513,301.70 = 92,883.13/x - Step 3: Cross multiply
342,201.13x = 513,301.70 × 92,883.13 - Step 4: Simplify right side
342,201.13x = 47,677,068,530.32 - Step 5: Solve for x
x = 47,677,068,530.32/342,201.13 - Step 6: Final answer
x = 139,324.70
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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.