Finding the Fourth Proportional to 361,611.17, 542,507.12 and 255,202.82
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Solution
The fourth proportional to 361,611.17, 542,507.12 and 255,202.82 is: 382,868.00
Step by Step Solution
- Step 1: Write the proportion equation
361,611.17 : 542,507.12 = 255,202.82 : x - Step 2: Convert to fraction form
361,611.17/542,507.12 = 255,202.82/x - Step 3: Cross multiply
361,611.17x = 542,507.12 × 255,202.82 - Step 4: Simplify right side
361,611.17x = 138,449,345,896.94 - Step 5: Solve for x
x = 138,449,345,896.94/361,611.17 - Step 6: Final answer
x = 382,868.00
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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.