Finding the Fourth Proportional to 230,964.36, 318,514.50 and 153,302.64
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Solution
The fourth proportional to 230,964.36, 318,514.50 and 153,302.64 is: 211,414.06
Step by Step Solution
- Step 1: Write the proportion equation
230,964.36 : 318,514.50 = 153,302.64 : x - Step 2: Convert to fraction form
230,964.36/318,514.50 = 153,302.64/x - Step 3: Cross multiply
230,964.36x = 318,514.50 × 153,302.64 - Step 4: Simplify right side
230,964.36x = 48,829,113,728.28 - Step 5: Solve for x
x = 48,829,113,728.28/230,964.36 - Step 6: Final answer
x = 211,414.06
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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.