Finding the Fourth Proportional to 309,152.84, 463,725.62 and 174,227.10
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Solution
The fourth proportional to 309,152.84, 463,725.62 and 174,227.10 is: 261,338.60
Step by Step Solution
- Step 1: Write the proportion equation
309,152.84 : 463,725.62 = 174,227.10 : x - Step 2: Convert to fraction form
309,152.84/463,725.62 = 174,227.10/x - Step 3: Cross multiply
309,152.84x = 463,725.62 × 174,227.10 - Step 4: Simplify right side
309,152.84x = 80,793,569,968.30 - Step 5: Solve for x
x = 80,793,569,968.30/309,152.84 - Step 6: Final answer
x = 261,338.60
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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.