Finding the Fourth Proportional to 836,737.99, 1,254,370.86 and 331,653.49
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Solution
The fourth proportional to 836,737.99, 1,254,370.86 and 331,653.49 is: 497,188.46
Step by Step Solution
- Step 1: Write the proportion equation
836,737.99 : 1,254,370.86 = 331,653.49 : x - Step 2: Convert to fraction form
836,737.99/1,254,370.86 = 331,653.49/x - Step 3: Cross multiply
836,737.99x = 1,254,370.86 × 331,653.49 - Step 4: Simplify right side
836,737.99x = 416,016,470,337.37 - Step 5: Solve for x
x = 416,016,470,337.37/836,737.99 - Step 6: Final answer
x = 497,188.46
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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.