Finding the Fourth Proportional to 245,416.80, 368,125.20 and 182,431.20
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Solution
The fourth proportional to 245,416.80, 368,125.20 and 182,431.20 is: 273,646.80
Step by Step Solution
- Step 1: Write the proportion equation
245,416.80 : 368,125.20 = 182,431.20 : x - Step 2: Convert to fraction form
245,416.80/368,125.20 = 182,431.20/x - Step 3: Cross multiply
245,416.80x = 368,125.20 × 182,431.20 - Step 4: Simplify right side
245,416.80x = 67,157,521,986.24 - Step 5: Solve for x
x = 67,157,521,986.24/245,416.80 - Step 6: Final answer
x = 273,646.80
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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.