Finding the Fourth Proportional to 314,593.16, 471,495.68 and 247,769.38
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Solution
The fourth proportional to 314,593.16, 471,495.68 and 247,769.38 is: 371,343.70
Step by Step Solution
- Step 1: Write the proportion equation
314,593.16 : 471,495.68 = 247,769.38 : x - Step 2: Convert to fraction form
314,593.16/471,495.68 = 247,769.38/x - Step 3: Cross multiply
314,593.16x = 471,495.68 × 247,769.38 - Step 4: Simplify right side
314,593.16x = 116,822,188,709.95 - Step 5: Solve for x
x = 116,822,188,709.95/314,593.16 - Step 6: Final answer
x = 371,343.70
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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.