Finding the Fourth Proportional to 863,722.24, 1,295,332.80 and 331,204.48
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Solution
The fourth proportional to 863,722.24, 1,295,332.80 and 331,204.48 is: 496,710.64
Step by Step Solution
- Step 1: Write the proportion equation
863,722.24 : 1,295,332.80 = 331,204.48 : x - Step 2: Convert to fraction form
863,722.24/1,295,332.80 = 331,204.48/x - Step 3: Cross multiply
863,722.24x = 1,295,332.80 × 331,204.48 - Step 4: Simplify right side
863,722.24x = 429,020,026,450.94 - Step 5: Solve for x
x = 429,020,026,450.94/863,722.24 - Step 6: Final answer
x = 496,710.64
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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.