Finding the Fourth Proportional to 546,134.68, 819,363.32 and 280,081.58
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Solution
The fourth proportional to 546,134.68, 819,363.32 and 280,081.58 is: 420,205.09
Step by Step Solution
- Step 1: Write the proportion equation
546,134.68 : 819,363.32 = 280,081.58 : x - Step 2: Convert to fraction form
546,134.68/819,363.32 = 280,081.58/x - Step 3: Cross multiply
546,134.68x = 819,363.32 × 280,081.58 - Step 4: Simplify right side
546,134.68x = 229,488,573,259.65 - Step 5: Solve for x
x = 229,488,573,259.65/546,134.68 - Step 6: Final answer
x = 420,205.09
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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.