Finding the Fourth Proportional to 433,451.12, 598,282.78 and 252,198.06
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Solution
The fourth proportional to 433,451.12, 598,282.78 and 252,198.06 is: 348,103.28
Step by Step Solution
- Step 1: Write the proportion equation
433,451.12 : 598,282.78 = 252,198.06 : x - Step 2: Convert to fraction form
433,451.12/598,282.78 = 252,198.06/x - Step 3: Cross multiply
433,451.12x = 598,282.78 × 252,198.06 - Step 4: Simplify right side
433,451.12x = 150,885,756,447.41 - Step 5: Solve for x
x = 150,885,756,447.41/433,451.12 - Step 6: Final answer
x = 348,103.28
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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.