Finding the Fourth Proportional to 609,081.26, 840,457.80 and 351,041.67
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Solution
The fourth proportional to 609,081.26, 840,457.80 and 351,041.67 is: 484,394.66
Step by Step Solution
- Step 1: Write the proportion equation
609,081.26 : 840,457.80 = 351,041.67 : x - Step 2: Convert to fraction form
609,081.26/840,457.80 = 351,041.67/x - Step 3: Cross multiply
609,081.26x = 840,457.80 × 351,041.67 - Step 4: Simplify right side
609,081.26x = 295,035,709,676.53 - Step 5: Solve for x
x = 295,035,709,676.53/609,081.26 - Step 6: Final answer
x = 484,394.66
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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.