Finding the Fourth Proportional to 451,519.30, 677,315.80 and 226,764.12
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Solution
The fourth proportional to 451,519.30, 677,315.80 and 226,764.12 is: 340,164.69
Step by Step Solution
- Step 1: Write the proportion equation
451,519.30 : 677,315.80 = 226,764.12 : x - Step 2: Convert to fraction form
451,519.30/677,315.80 = 226,764.12/x - Step 3: Cross multiply
451,519.30x = 677,315.80 × 226,764.12 - Step 4: Simplify right side
451,519.30x = 153,590,921,349.10 - Step 5: Solve for x
x = 153,590,921,349.10/451,519.30 - Step 6: Final answer
x = 340,164.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.