Finding the Fourth Proportional to 545,814.24, 818,556.12 and 190,762.08
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Solution
The fourth proportional to 545,814.24, 818,556.12 and 190,762.08 is: 286,085.37
Step by Step Solution
- Step 1: Write the proportion equation
545,814.24 : 818,556.12 = 190,762.08 : x - Step 2: Convert to fraction form
545,814.24/818,556.12 = 190,762.08/x - Step 3: Cross multiply
545,814.24x = 818,556.12 × 190,762.08 - Step 4: Simplify right side
545,814.24x = 156,149,468,047.93 - Step 5: Solve for x
x = 156,149,468,047.93/545,814.24 - Step 6: Final answer
x = 286,085.37
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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.