Finding the Fourth Proportional to 295,807.62, 408,214.53 and 161,671.62
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Solution
The fourth proportional to 295,807.62, 408,214.53 and 161,671.62 is: 223,106.84
Step by Step Solution
- Step 1: Write the proportion equation
295,807.62 : 408,214.53 = 161,671.62 : x - Step 2: Convert to fraction form
295,807.62/408,214.53 = 161,671.62/x - Step 3: Cross multiply
295,807.62x = 408,214.53 × 161,671.62 - Step 4: Simplify right side
295,807.62x = 65,996,704,372.64 - Step 5: Solve for x
x = 65,996,704,372.64/295,807.62 - Step 6: Final answer
x = 223,106.84
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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.