Finding the Fourth Proportional to 329,250.48, 493,536.74 and 129,489.90
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Solution
The fourth proportional to 329,250.48, 493,536.74 and 129,489.90 is: 194,101.53
Step by Step Solution
- Step 1: Write the proportion equation
329,250.48 : 493,536.74 = 129,489.90 : x - Step 2: Convert to fraction form
329,250.48/493,536.74 = 129,489.90/x - Step 3: Cross multiply
329,250.48x = 493,536.74 × 129,489.90 - Step 4: Simplify right side
329,250.48x = 63,908,022,461.48 - Step 5: Solve for x
x = 63,908,022,461.48/329,250.48 - Step 6: Final answer
x = 194,101.53
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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.