Finding the Fourth Proportional to 361,291.22, 542,434.37 and 183,921.87
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Solution
The fourth proportional to 361,291.22, 542,434.37 and 183,921.87 is: 276,136.09
Step by Step Solution
- Step 1: Write the proportion equation
361,291.22 : 542,434.37 = 183,921.87 : x - Step 2: Convert to fraction form
361,291.22/542,434.37 = 183,921.87/x - Step 3: Cross multiply
361,291.22x = 542,434.37 × 183,921.87 - Step 4: Simplify right side
361,291.22x = 99,765,542,763.06 - Step 5: Solve for x
x = 99,765,542,763.06/361,291.22 - Step 6: Final answer
x = 276,136.09
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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.