Finding the Fourth Proportional to 295,442.87, 407,705.62 and 180,713.08
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Solution
The fourth proportional to 295,442.87, 407,705.62 and 180,713.08 is: 249,380.66
Step by Step Solution
- Step 1: Write the proportion equation
295,442.87 : 407,705.62 = 180,713.08 : x - Step 2: Convert to fraction form
295,442.87/407,705.62 = 180,713.08/x - Step 3: Cross multiply
295,442.87x = 407,705.62 × 180,713.08 - Step 4: Simplify right side
295,442.87x = 73,677,738,323.51 - Step 5: Solve for x
x = 73,677,738,323.51/295,442.87 - Step 6: Final answer
x = 249,380.66
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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.