Finding the Fourth Proportional to 853,465.17, 1,177,805.70 and 471,516.57
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Solution
The fourth proportional to 853,465.17, 1,177,805.70 and 471,516.57 is: 650,706.00
Step by Step Solution
- Step 1: Write the proportion equation
853,465.17 : 1,177,805.70 = 471,516.57 : x - Step 2: Convert to fraction form
853,465.17/1,177,805.70 = 471,516.57/x - Step 3: Cross multiply
853,465.17x = 1,177,805.70 × 471,516.57 - Step 4: Simplify right side
853,465.17x = 555,354,903,790.45 - Step 5: Solve for x
x = 555,354,903,790.45/853,465.17 - Step 6: Final answer
x = 650,706.00
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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.