Finding the Fourth Proportional to 479,305.01, 661,499.49 and 275,355.55
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Solution
The fourth proportional to 479,305.01, 661,499.49 and 275,355.55 is: 380,024.31
Step by Step Solution
- Step 1: Write the proportion equation
479,305.01 : 661,499.49 = 275,355.55 : x - Step 2: Convert to fraction form
479,305.01/661,499.49 = 275,355.55/x - Step 3: Cross multiply
479,305.01x = 661,499.49 × 275,355.55 - Step 4: Simplify right side
479,305.01x = 182,147,557,753.13 - Step 5: Solve for x
x = 182,147,557,753.13/479,305.01 - Step 6: Final answer
x = 380,024.31
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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.