Finding the Fourth Proportional to 450,124.84, 675,086.82 and 134,540.74
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Solution
The fourth proportional to 450,124.84, 675,086.82 and 134,540.74 is: 201,781.09
Step by Step Solution
- Step 1: Write the proportion equation
450,124.84 : 675,086.82 = 134,540.74 : x - Step 2: Convert to fraction form
450,124.84/675,086.82 = 134,540.74/x - Step 3: Cross multiply
450,124.84x = 675,086.82 × 134,540.74 - Step 4: Simplify right side
450,124.84x = 90,826,680,327.05 - Step 5: Solve for x
x = 90,826,680,327.05/450,124.84 - Step 6: Final answer
x = 201,781.09
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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.