Finding the Fourth Proportional to 355,104.24, 532,638.24 and 130,447.44
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Solution
The fourth proportional to 355,104.24, 532,638.24 and 130,447.44 is: 195,664.50
Step by Step Solution
- Step 1: Write the proportion equation
355,104.24 : 532,638.24 = 130,447.44 : x - Step 2: Convert to fraction form
355,104.24/532,638.24 = 130,447.44/x - Step 3: Cross multiply
355,104.24x = 532,638.24 × 130,447.44 - Step 4: Simplify right side
355,104.24x = 69,481,294,854.11 - Step 5: Solve for x
x = 69,481,294,854.11/355,104.24 - Step 6: Final answer
x = 195,664.50
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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.