Finding the Fourth Proportional to 313,246.74, 469,764.80 and 113,525.32
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Solution
The fourth proportional to 313,246.74, 469,764.80 and 113,525.32 is: 170,249.81
Step by Step Solution
- Step 1: Write the proportion equation
313,246.74 : 469,764.80 = 113,525.32 : x - Step 2: Convert to fraction form
313,246.74/469,764.80 = 113,525.32/x - Step 3: Cross multiply
313,246.74x = 469,764.80 × 113,525.32 - Step 4: Simplify right side
313,246.74x = 53,330,199,244.74 - Step 5: Solve for x
x = 53,330,199,244.74/313,246.74 - Step 6: Final answer
x = 170,249.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.