Finding the Fourth Proportional to 542,045.91, 814,242.09 and 352,408.74
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Solution
The fourth proportional to 542,045.91, 814,242.09 and 352,408.74 is: 529,375.88
Step by Step Solution
- Step 1: Write the proportion equation
542,045.91 : 814,242.09 = 352,408.74 : x - Step 2: Convert to fraction form
542,045.91/814,242.09 = 352,408.74/x - Step 3: Cross multiply
542,045.91x = 814,242.09 × 352,408.74 - Step 4: Simplify right side
542,045.91x = 286,946,028,991.87 - Step 5: Solve for x
x = 286,946,028,991.87/542,045.91 - Step 6: Final answer
x = 529,375.88
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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.