Finding the Fourth Proportional to 302,798.44, 417,857.99 and 164,983.11
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Solution
The fourth proportional to 302,798.44, 417,857.99 and 164,983.11 is: 227,674.59
Step by Step Solution
- Step 1: Write the proportion equation
302,798.44 : 417,857.99 = 164,983.11 : x - Step 2: Convert to fraction form
302,798.44/417,857.99 = 164,983.11/x - Step 3: Cross multiply
302,798.44x = 417,857.99 × 164,983.11 - Step 4: Simplify right side
302,798.44x = 68,939,511,360.74 - Step 5: Solve for x
x = 68,939,511,360.74/302,798.44 - Step 6: Final answer
x = 227,674.59
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1.5x scale
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.