Finding the Fourth Proportional to 540,260.88, 810,437.34 and 161,157.18
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Solution
The fourth proportional to 540,260.88, 810,437.34 and 161,157.18 is: 241,749.50
Step by Step Solution
- Step 1: Write the proportion equation
540,260.88 : 810,437.34 = 161,157.18 : x - Step 2: Convert to fraction form
540,260.88/810,437.34 = 161,157.18/x - Step 3: Cross multiply
540,260.88x = 810,437.34 × 161,157.18 - Step 4: Simplify right side
540,260.88x = 130,607,796,281.10 - Step 5: Solve for x
x = 130,607,796,281.10/540,260.88 - Step 6: Final answer
x = 241,749.50
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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.