Finding the Fourth Proportional to 253,406.00, 380,108.99 and 116,615.30
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Solution
The fourth proportional to 253,406.00, 380,108.99 and 116,615.30 is: 174,922.94
Step by Step Solution
- Step 1: Write the proportion equation
253,406.00 : 380,108.99 = 116,615.30 : x - Step 2: Convert to fraction form
253,406.00/380,108.99 = 116,615.30/x - Step 3: Cross multiply
253,406.00x = 380,108.99 × 116,615.30 - Step 4: Simplify right side
253,406.00x = 44,326,521,417.93 - Step 5: Solve for x
x = 44,326,521,417.93/253,406.00 - Step 6: Final answer
x = 174,922.94
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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.