Finding the Fourth Proportional to 934,312.94, 1,289,351.76 and 504,593.09
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Solution
The fourth proportional to 934,312.94, 1,289,351.76 and 504,593.09 is: 696,338.41
Step by Step Solution
- Step 1: Write the proportion equation
934,312.94 : 1,289,351.76 = 504,593.09 : x - Step 2: Convert to fraction form
934,312.94/1,289,351.76 = 504,593.09/x - Step 3: Cross multiply
934,312.94x = 1,289,351.76 × 504,593.09 - Step 4: Simplify right side
934,312.94x = 650,597,988,675.34 - Step 5: Solve for x
x = 650,597,988,675.34/934,312.94 - Step 6: Final answer
x = 696,338.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.