Finding the Fourth Proportional to 392,110.02, 541,027.89 and 230,905.98
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Solution
The fourth proportional to 392,110.02, 541,027.89 and 230,905.98 is: 318,600.82
Step by Step Solution
- Step 1: Write the proportion equation
392,110.02 : 541,027.89 = 230,905.98 : x - Step 2: Convert to fraction form
392,110.02/541,027.89 = 230,905.98/x - Step 3: Cross multiply
392,110.02x = 541,027.89 × 230,905.98 - Step 4: Simplify right side
392,110.02x = 124,926,575,147.78 - Step 5: Solve for x
x = 124,926,575,147.78/392,110.02 - Step 6: Final answer
x = 318,600.82
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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.