Finding the Fourth Proportional to 539,531.20, 809,296.80 and 184,556.80
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Solution
The fourth proportional to 539,531.20, 809,296.80 and 184,556.80 is: 276,835.20
Step by Step Solution
- Step 1: Write the proportion equation
539,531.20 : 809,296.80 = 184,556.80 : x - Step 2: Convert to fraction form
539,531.20/809,296.80 = 184,556.80/x - Step 3: Cross multiply
539,531.20x = 809,296.80 × 184,556.80 - Step 4: Simplify right side
539,531.20x = 149,361,227,658.24 - Step 5: Solve for x
x = 149,361,227,658.24/539,531.20 - Step 6: Final answer
x = 276,835.20
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1.5x scale
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.