Finding the Fourth Proportional to 226,904.80, 340,357.20 and 163,919.20
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Solution
The fourth proportional to 226,904.80, 340,357.20 and 163,919.20 is: 245,878.80
Step by Step Solution
- Step 1: Write the proportion equation
226,904.80 : 340,357.20 = 163,919.20 : x - Step 2: Convert to fraction form
226,904.80/340,357.20 = 163,919.20/x - Step 3: Cross multiply
226,904.80x = 340,357.20 × 163,919.20 - Step 4: Simplify right side
226,904.80x = 55,791,079,938.24 - Step 5: Solve for x
x = 55,791,079,938.24/226,904.80 - Step 6: Final answer
x = 245,878.80
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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.