Finding the Fourth Proportional to 983,847.12, 1,475,623.80 and 273,801.12
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Solution
The fourth proportional to 983,847.12, 1,475,623.80 and 273,801.12 is: 410,660.80
Step by Step Solution
- Step 1: Write the proportion equation
983,847.12 : 1,475,623.80 = 273,801.12 : x - Step 2: Convert to fraction form
983,847.12/1,475,623.80 = 273,801.12/x - Step 3: Cross multiply
983,847.12x = 1,475,623.80 × 273,801.12 - Step 4: Simplify right side
983,847.12x = 404,027,449,138.66 - Step 5: Solve for x
x = 404,027,449,138.66/983,847.12 - Step 6: Final answer
x = 410,660.80
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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.