Finding the Fourth Proportional to 370,772.92, 556,324.80 and 170,986.06
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Solution
The fourth proportional to 370,772.92, 556,324.80 and 170,986.06 is: 256,555.38
Step by Step Solution
- Step 1: Write the proportion equation
370,772.92 : 556,324.80 = 170,986.06 : x - Step 2: Convert to fraction form
370,772.92/556,324.80 = 170,986.06/x - Step 3: Cross multiply
370,772.92x = 556,324.80 × 170,986.06 - Step 4: Simplify right side
370,772.92x = 95,123,785,632.29 - Step 5: Solve for x
x = 95,123,785,632.29/370,772.92 - Step 6: Final answer
x = 256,555.38
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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.