Finding the Fourth Proportional to 392,588.24, 588,122.04 and 234,940.88
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Solution
The fourth proportional to 392,588.24, 588,122.04 and 234,940.88 is: 351,956.31
Step by Step Solution
- Step 1: Write the proportion equation
392,588.24 : 588,122.04 = 234,940.88 : x - Step 2: Convert to fraction form
392,588.24/588,122.04 = 234,940.88/x - Step 3: Cross multiply
392,588.24x = 588,122.04 × 234,940.88 - Step 4: Simplify right side
392,588.24x = 138,173,909,625.00 - Step 5: Solve for x
x = 138,173,909,625.00/392,588.24 - Step 6: Final answer
x = 351,956.31
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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.