Finding the Fourth Proportional to 310,649.25, 466,071.68 and 110,965.21
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Solution
The fourth proportional to 310,649.25, 466,071.68 and 110,965.21 is: 166,482.75
Step by Step Solution
- Step 1: Write the proportion equation
310,649.25 : 466,071.68 = 110,965.21 : x - Step 2: Convert to fraction form
310,649.25/466,071.68 = 110,965.21/x - Step 3: Cross multiply
310,649.25x = 466,071.68 × 110,965.21 - Step 4: Simplify right side
310,649.25x = 51,717,741,846.25 - Step 5: Solve for x
x = 51,717,741,846.25/310,649.25 - Step 6: Final answer
x = 166,482.75
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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.