Finding the Fourth Proportional to 199,472.72, 298,858.44 and 177,777.68
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Solution
The fourth proportional to 199,472.72, 298,858.44 and 177,777.68 is: 266,354.02
Step by Step Solution
- Step 1: Write the proportion equation
199,472.72 : 298,858.44 = 177,777.68 : x - Step 2: Convert to fraction form
199,472.72/298,858.44 = 177,777.68/x - Step 3: Cross multiply
199,472.72x = 298,858.44 × 177,777.68 - Step 4: Simplify right side
199,472.72x = 53,130,360,111.62 - Step 5: Solve for x
x = 53,130,360,111.62/199,472.72 - Step 6: Final answer
x = 266,354.02
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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.