Finding the Fourth Proportional to 1,163,143.24, 1,744,712.88 and 364,486.12
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Solution
The fourth proportional to 1,163,143.24, 1,744,712.88 and 364,486.12 is: 546,728.56
Step by Step Solution
- Step 1: Write the proportion equation
1,163,143.24 : 1,744,712.88 = 364,486.12 : x - Step 2: Convert to fraction form
1,163,143.24/1,744,712.88 = 364,486.12/x - Step 3: Cross multiply
1,163,143.24x = 1,744,712.88 × 364,486.12 - Step 4: Simplify right side
1,163,143.24x = 635,923,628,145.23 - Step 5: Solve for x
x = 635,923,628,145.23/1,163,143.24 - Step 6: Final answer
x = 546,728.56
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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.