Finding the Fourth Proportional to 325,120.36, 448,699.86 and 187,303.96
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Solution
The fourth proportional to 325,120.36, 448,699.86 and 187,303.96 is: 258,498.92
Step by Step Solution
- Step 1: Write the proportion equation
325,120.36 : 448,699.86 = 187,303.96 : x - Step 2: Convert to fraction form
325,120.36/448,699.86 = 187,303.96/x - Step 3: Cross multiply
325,120.36x = 448,699.86 × 187,303.96 - Step 4: Simplify right side
325,120.36x = 84,043,260,629.45 - Step 5: Solve for x
x = 84,043,260,629.45/325,120.36 - Step 6: Final answer
x = 258,498.92
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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.