Finding the Fourth Proportional to 312,554.16, 468,824.76 and 75,898.08
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Solution
The fourth proportional to 312,554.16, 468,824.76 and 75,898.08 is: 113,845.55
Step by Step Solution
- Step 1: Write the proportion equation
312,554.16 : 468,824.76 = 75,898.08 : x - Step 2: Convert to fraction form
312,554.16/468,824.76 = 75,898.08/x - Step 3: Cross multiply
312,554.16x = 468,824.76 × 75,898.08 - Step 4: Simplify right side
312,554.16x = 35,582,899,140.46 - Step 5: Solve for x
x = 35,582,899,140.46/312,554.16 - Step 6: Final answer
x = 113,845.55
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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.