Finding the Fourth Proportional to 337,518.60, 506,278.39 and 137,838.99
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Solution
The fourth proportional to 337,518.60, 506,278.39 and 137,838.99 is: 206,758.69
Step by Step Solution
- Step 1: Write the proportion equation
337,518.60 : 506,278.39 = 137,838.99 : x - Step 2: Convert to fraction form
337,518.60/506,278.39 = 137,838.99/x - Step 3: Cross multiply
337,518.60x = 506,278.39 × 137,838.99 - Step 4: Simplify right side
337,518.60x = 69,784,901,936.43 - Step 5: Solve for x
x = 69,784,901,936.43/337,518.60 - Step 6: Final answer
x = 206,758.69
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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.