Finding the Fourth Proportional to 363,926.70, 545,890.05 and 186,779.70
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Solution
The fourth proportional to 363,926.70, 545,890.05 and 186,779.70 is: 280,169.55
Step by Step Solution
- Step 1: Write the proportion equation
363,926.70 : 545,890.05 = 186,779.70 : x - Step 2: Convert to fraction form
363,926.70/545,890.05 = 186,779.70/x - Step 3: Cross multiply
363,926.70x = 545,890.05 × 186,779.70 - Step 4: Simplify right side
363,926.70x = 101,961,179,771.99 - Step 5: Solve for x
x = 101,961,179,771.99/363,926.70 - Step 6: Final answer
x = 280,169.55
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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.