Finding the Fourth Proportional to 349,832.91, 524,747.56 and 136,622.46
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Solution
The fourth proportional to 349,832.91, 524,747.56 and 136,622.46 is: 204,932.99
Step by Step Solution
- Step 1: Write the proportion equation
349,832.91 : 524,747.56 = 136,622.46 : x - Step 2: Convert to fraction form
349,832.91/524,747.56 = 136,622.46/x - Step 3: Cross multiply
349,832.91x = 524,747.56 × 136,622.46 - Step 4: Simplify right side
349,832.91x = 71,692,302,526.20 - Step 5: Solve for x
x = 71,692,302,526.20/349,832.91 - Step 6: Final answer
x = 204,932.99
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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.