Finding the Fourth Proportional to 323,474.76, 482,937.58 and 247,173.96
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Solution
The fourth proportional to 323,474.76, 482,937.58 and 247,173.96 is: 369,022.90
Step by Step Solution
- Step 1: Write the proportion equation
323,474.76 : 482,937.58 = 247,173.96 : x - Step 2: Convert to fraction form
323,474.76/482,937.58 = 247,173.96/x - Step 3: Cross multiply
323,474.76x = 482,937.58 × 247,173.96 - Step 4: Simplify right side
323,474.76x = 119,369,594,081.42 - Step 5: Solve for x
x = 119,369,594,081.42/323,474.76 - Step 6: Final answer
x = 369,022.90
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.