Finding the Fourth Proportional to 370,544.16, 556,560.24 and 221,076.09
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Solution
The fourth proportional to 370,544.16, 556,560.24 and 221,076.09 is: 332,058.02
Step by Step Solution
- Step 1: Write the proportion equation
370,544.16 : 556,560.24 = 221,076.09 : x - Step 2: Convert to fraction form
370,544.16/556,560.24 = 221,076.09/x - Step 3: Cross multiply
370,544.16x = 556,560.24 × 221,076.09 - Step 4: Simplify right side
370,544.16x = 123,042,161,708.66 - Step 5: Solve for x
x = 123,042,161,708.66/370,544.16 - Step 6: Final answer
x = 332,058.02
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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.