Finding the Fourth Proportional to 262,297.10, 361,966.02 and 147,567.08
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Solution
The fourth proportional to 262,297.10, 361,966.02 and 147,567.08 is: 203,640.33
Step by Step Solution
- Step 1: Write the proportion equation
262,297.10 : 361,966.02 = 147,567.08 : x - Step 2: Convert to fraction form
262,297.10/361,966.02 = 147,567.08/x - Step 3: Cross multiply
262,297.10x = 361,966.02 × 147,567.08 - Step 4: Simplify right side
262,297.10x = 53,414,268,630.62 - Step 5: Solve for x
x = 53,414,268,630.62/262,297.10 - Step 6: Final answer
x = 203,640.33
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1.5x scale
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.