Finding the Fourth Proportional to 804,613.13, 1,110,377.88 and 437,097.09
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Solution
The fourth proportional to 804,613.13, 1,110,377.88 and 437,097.09 is: 603,200.38
Step by Step Solution
- Step 1: Write the proportion equation
804,613.13 : 1,110,377.88 = 437,097.09 : x - Step 2: Convert to fraction form
804,613.13/1,110,377.88 = 437,097.09/x - Step 3: Cross multiply
804,613.13x = 1,110,377.88 × 437,097.09 - Step 4: Simplify right side
804,613.13x = 485,342,940,148.37 - Step 5: Solve for x
x = 485,342,940,148.37/804,613.13 - Step 6: Final answer
x = 603,200.38
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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.