Finding the Fourth Proportional to 425,620.91, 587,352.99 and 234,634.29
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Solution
The fourth proportional to 425,620.91, 587,352.99 and 234,634.29 is: 323,793.19
Step by Step Solution
- Step 1: Write the proportion equation
425,620.91 : 587,352.99 = 234,634.29 : x - Step 2: Convert to fraction form
425,620.91/587,352.99 = 234,634.29/x - Step 3: Cross multiply
425,620.91x = 587,352.99 × 234,634.29 - Step 4: Simplify right side
425,620.91x = 137,813,151,788.03 - Step 5: Solve for x
x = 137,813,151,788.03/425,620.91 - Step 6: Final answer
x = 323,793.19
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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.