Finding the Fourth Proportional to 317,669.24, 476,363.97 and 149,237.43
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Solution
The fourth proportional to 317,669.24, 476,363.97 and 149,237.43 is: 223,790.43
Step by Step Solution
- Step 1: Write the proportion equation
317,669.24 : 476,363.97 = 149,237.43 : x - Step 2: Convert to fraction form
317,669.24/476,363.97 = 149,237.43/x - Step 3: Cross multiply
317,669.24x = 476,363.97 × 149,237.43 - Step 4: Simplify right side
317,669.24x = 71,091,334,627.40 - Step 5: Solve for x
x = 71,091,334,627.40/317,669.24 - Step 6: Final answer
x = 223,790.43
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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.