Finding the Fourth Proportional to 540,331.48, 810,205.62 and 382,867.48
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Solution
The fourth proportional to 540,331.48, 810,205.62 and 382,867.48 is: 574,094.60
Step by Step Solution
- Step 1: Write the proportion equation
540,331.48 : 810,205.62 = 382,867.48 : x - Step 2: Convert to fraction form
540,331.48/810,205.62 = 382,867.48/x - Step 3: Cross multiply
540,331.48x = 810,205.62 × 382,867.48 - Step 4: Simplify right side
540,331.48x = 310,201,384,011.24 - Step 5: Solve for x
x = 310,201,384,011.24/540,331.48 - Step 6: Final answer
x = 574,094.60
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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.