Finding the Fourth Proportional to 312,325.76, 468,576.12 and 125,468.48
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Solution
The fourth proportional to 312,325.76, 468,576.12 and 125,468.48 is: 188,237.86
Step by Step Solution
- Step 1: Write the proportion equation
312,325.76 : 468,576.12 = 125,468.48 : x - Step 2: Convert to fraction form
312,325.76/468,576.12 = 125,468.48/x - Step 3: Cross multiply
312,325.76x = 468,576.12 × 125,468.48 - Step 4: Simplify right side
312,325.76x = 58,791,533,540.70 - Step 5: Solve for x
x = 58,791,533,540.70/312,325.76 - Step 6: Final answer
x = 188,237.86
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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.