Finding the Fourth Proportional to 612,974.16, 919,265.85 and 202,567.05
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Solution
The fourth proportional to 612,974.16, 919,265.85 and 202,567.05 is: 303,786.01
Step by Step Solution
- Step 1: Write the proportion equation
612,974.16 : 919,265.85 = 202,567.05 : x - Step 2: Convert to fraction form
612,974.16/919,265.85 = 202,567.05/x - Step 3: Cross multiply
612,974.16x = 919,265.85 × 202,567.05 - Step 4: Simplify right side
612,974.16x = 186,212,971,400.24 - Step 5: Solve for x
x = 186,212,971,400.24/612,974.16 - Step 6: Final answer
x = 303,786.01
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1.5x scale
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.