Finding the Fourth Proportional to 448,149.97, 618,438.94 and 244,202.23
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Solution
The fourth proportional to 448,149.97, 618,438.94 and 244,202.23 is: 336,994.71
Step by Step Solution
- Step 1: Write the proportion equation
448,149.97 : 618,438.94 = 244,202.23 : x - Step 2: Convert to fraction form
448,149.97/618,438.94 = 244,202.23/x - Step 3: Cross multiply
448,149.97x = 618,438.94 × 244,202.23 - Step 4: Simplify right side
448,149.97x = 151,024,168,266.84 - Step 5: Solve for x
x = 151,024,168,266.84/448,149.97 - Step 6: Final answer
x = 336,994.71
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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.