Finding the Fourth Proportional to 477,763.05, 659,304.67 and 259,964.38
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Solution
The fourth proportional to 477,763.05, 659,304.67 and 259,964.38 is: 358,746.31
Step by Step Solution
- Step 1: Write the proportion equation
477,763.05 : 659,304.67 = 259,964.38 : x - Step 2: Convert to fraction form
477,763.05/659,304.67 = 259,964.38/x - Step 3: Cross multiply
477,763.05x = 659,304.67 × 259,964.38 - Step 4: Simplify right side
477,763.05x = 171,395,729,767.66 - Step 5: Solve for x
x = 171,395,729,767.66/477,763.05 - Step 6: Final answer
x = 358,746.31
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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.