Finding the Fourth Proportional to 794,421.99, 1,191,706.43 and 225,814.95
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Solution
The fourth proportional to 794,421.99, 1,191,706.43 and 225,814.95 is: 338,743.30
Step by Step Solution
- Step 1: Write the proportion equation
794,421.99 : 1,191,706.43 = 225,814.95 : x - Step 2: Convert to fraction form
794,421.99/1,191,706.43 = 225,814.95/x - Step 3: Cross multiply
794,421.99x = 1,191,706.43 × 225,814.95 - Step 4: Simplify right side
794,421.99x = 269,105,126,776.05 - Step 5: Solve for x
x = 269,105,126,776.05/794,421.99 - Step 6: Final answer
x = 338,743.30
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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.