Finding the Fourth Proportional to 503,767.09, 694,464.16 and 382,698.19
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Solution
The fourth proportional to 503,767.09, 694,464.16 and 382,698.19 is: 527,565.58
Step by Step Solution
- Step 1: Write the proportion equation
503,767.09 : 694,464.16 = 382,698.19 : x - Step 2: Convert to fraction form
503,767.09/694,464.16 = 382,698.19/x - Step 3: Cross multiply
503,767.09x = 694,464.16 × 382,698.19 - Step 4: Simplify right side
503,767.09x = 265,770,177,051.87 - Step 5: Solve for x
x = 265,770,177,051.87/503,767.09 - Step 6: Final answer
x = 527,565.58
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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.