Finding the Fourth Proportional to 853,551.92, 1,177,801.26 and 471,555.92
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Solution
The fourth proportional to 853,551.92, 1,177,801.26 and 471,555.92 is: 650,691.71
Step by Step Solution
- Step 1: Write the proportion equation
853,551.92 : 1,177,801.26 = 471,555.92 : x - Step 2: Convert to fraction form
853,551.92/1,177,801.26 = 471,555.92/x - Step 3: Cross multiply
853,551.92x = 1,177,801.26 × 471,555.92 - Step 4: Simplify right side
853,551.92x = 555,399,156,736.46 - Step 5: Solve for x
x = 555,399,156,736.46/853,551.92 - Step 6: Final answer
x = 650,691.71
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1.5x scale
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.