Finding the Fourth Proportional to 301,057.20, 450,929.70 and 248,569.20
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Solution
The fourth proportional to 301,057.20, 450,929.70 and 248,569.20 is: 372,312.09
Step by Step Solution
- Step 1: Write the proportion equation
301,057.20 : 450,929.70 = 248,569.20 : x - Step 2: Convert to fraction form
301,057.20/450,929.70 = 248,569.20/x - Step 3: Cross multiply
301,057.20x = 450,929.70 × 248,569.20 - Step 4: Simplify right side
301,057.20x = 112,087,234,785.24 - Step 5: Solve for x
x = 112,087,234,785.24/301,057.20 - Step 6: Final answer
x = 372,312.09
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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.