Finding the Fourth Proportional to 403,759.98, 605,455.41 and 150,854.96
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Solution
The fourth proportional to 403,759.98, 605,455.41 and 150,854.96 is: 226,213.48
Step by Step Solution
- Step 1: Write the proportion equation
403,759.98 : 605,455.41 = 150,854.96 : x - Step 2: Convert to fraction form
403,759.98/605,455.41 = 150,854.96/x - Step 3: Cross multiply
403,759.98x = 605,455.41 × 150,854.96 - Step 4: Simplify right side
403,759.98x = 91,335,948,630.06 - Step 5: Solve for x
x = 91,335,948,630.06/403,759.98 - Step 6: Final answer
x = 226,213.48
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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.