Finding the Fourth Proportional to 295,339.13, 407,567.99 and 161,203.13
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Solution
The fourth proportional to 295,339.13, 407,567.99 and 161,203.13 is: 222,460.31
Step by Step Solution
- Step 1: Write the proportion equation
295,339.13 : 407,567.99 = 161,203.13 : x - Step 2: Convert to fraction form
295,339.13/407,567.99 = 161,203.13/x - Step 3: Cross multiply
295,339.13x = 407,567.99 × 161,203.13 - Step 4: Simplify right side
295,339.13x = 65,701,234,040.98 - Step 5: Solve for x
x = 65,701,234,040.98/295,339.13 - Step 6: Final answer
x = 222,460.31
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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.