Finding the Fourth Proportional to 853,522.92, 1,177,885.53 and 471,574.44
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Solution
The fourth proportional to 853,522.92, 1,177,885.53 and 471,574.44 is: 650,785.93
Step by Step Solution
- Step 1: Write the proportion equation
853,522.92 : 1,177,885.53 = 471,574.44 : x - Step 2: Convert to fraction form
853,522.92/1,177,885.53 = 471,574.44/x - Step 3: Cross multiply
853,522.92x = 1,177,885.53 × 471,574.44 - Step 4: Simplify right side
853,522.92x = 555,460,709,193.85 - Step 5: Solve for x
x = 555,460,709,193.85/853,522.92 - Step 6: Final answer
x = 650,785.93
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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.