Finding the Fourth Proportional to 328,305.36, 492,458.58 and 187,966.92
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Solution
The fourth proportional to 328,305.36, 492,458.58 and 187,966.92 is: 281,950.69
Step by Step Solution
- Step 1: Write the proportion equation
328,305.36 : 492,458.58 = 187,966.92 : x - Step 2: Convert to fraction form
328,305.36/492,458.58 = 187,966.92/x - Step 3: Cross multiply
328,305.36x = 492,458.58 × 187,966.92 - Step 4: Simplify right side
328,305.36x = 92,565,922,510.17 - Step 5: Solve for x
x = 92,565,922,510.17/328,305.36 - Step 6: Final answer
x = 281,950.69
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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.