Finding the Fourth Proportional to 310,232.12, 465,349.98 and 110,560.20
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Solution
The fourth proportional to 310,232.12, 465,349.98 and 110,560.20 is: 165,840.94
Step by Step Solution
- Step 1: Write the proportion equation
310,232.12 : 465,349.98 = 110,560.20 : x - Step 2: Convert to fraction form
310,232.12/465,349.98 = 110,560.20/x - Step 3: Cross multiply
310,232.12x = 465,349.98 × 110,560.20 - Step 4: Simplify right side
310,232.12x = 51,449,186,858.80 - Step 5: Solve for x
x = 51,449,186,858.80/310,232.12 - Step 6: Final answer
x = 165,840.94
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1.5x scale
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.