Finding the Fourth Proportional to 270,304.77, 373,005.52 and 149,439.00
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Solution
The fourth proportional to 270,304.77, 373,005.52 and 149,439.00 is: 206,217.49
Step by Step Solution
- Step 1: Write the proportion equation
270,304.77 : 373,005.52 = 149,439.00 : x - Step 2: Convert to fraction form
270,304.77/373,005.52 = 149,439.00/x - Step 3: Cross multiply
270,304.77x = 373,005.52 × 149,439.00 - Step 4: Simplify right side
270,304.77x = 55,741,570,130.91 - Step 5: Solve for x
x = 55,741,570,130.91/270,304.77 - Step 6: Final answer
x = 206,217.49
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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.