Finding the Fourth Proportional to 246,428.24, 367,859.68 and 216,534.80
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Solution
The fourth proportional to 246,428.24, 367,859.68 and 216,534.80 is: 323,235.77
Step by Step Solution
- Step 1: Write the proportion equation
246,428.24 : 367,859.68 = 216,534.80 : x - Step 2: Convert to fraction form
246,428.24/367,859.68 = 216,534.80/x - Step 3: Cross multiply
246,428.24x = 367,859.68 × 216,534.80 - Step 4: Simplify right side
246,428.24x = 79,654,422,236.86 - Step 5: Solve for x
x = 79,654,422,236.86/246,428.24 - Step 6: Final answer
x = 323,235.77
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.