Finding the Fourth Proportional to 594,591.76, 820,537.19 and 339,948.28
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Solution
The fourth proportional to 594,591.76, 820,537.19 and 339,948.28 is: 469,128.95
Step by Step Solution
- Step 1: Write the proportion equation
594,591.76 : 820,537.19 = 339,948.28 : x - Step 2: Convert to fraction form
594,591.76/820,537.19 = 339,948.28/x - Step 3: Cross multiply
594,591.76x = 820,537.19 × 339,948.28 - Step 4: Simplify right side
594,591.76x = 278,940,206,416.53 - Step 5: Solve for x
x = 278,940,206,416.53/594,591.76 - Step 6: Final answer
x = 469,128.95
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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.