Finding the Fourth Proportional to 558,881.94, 771,261.84 and 304,232.52
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Solution
The fourth proportional to 558,881.94, 771,261.84 and 304,232.52 is: 419,843.47
Step by Step Solution
- Step 1: Write the proportion equation
558,881.94 : 771,261.84 = 304,232.52 : x - Step 2: Convert to fraction form
558,881.94/771,261.84 = 304,232.52/x - Step 3: Cross multiply
558,881.94x = 771,261.84 × 304,232.52 - Step 4: Simplify right side
558,881.94x = 234,642,933,163.04 - Step 5: Solve for x
x = 234,642,933,163.04/558,881.94 - Step 6: Final answer
x = 419,843.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.