Finding the Fourth Proportional to 794,390.55, 1,096,235.66 and 431,805.09
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Solution
The fourth proportional to 794,390.55, 1,096,235.66 and 431,805.09 is: 595,878.36
Step by Step Solution
- Step 1: Write the proportion equation
794,390.55 : 1,096,235.66 = 431,805.09 : x - Step 2: Convert to fraction form
794,390.55/1,096,235.66 = 431,805.09/x - Step 3: Cross multiply
794,390.55x = 1,096,235.66 × 431,805.09 - Step 4: Simplify right side
794,390.55x = 473,360,135,668.48 - Step 5: Solve for x
x = 473,360,135,668.48/794,390.55 - Step 6: Final answer
x = 595,878.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.