Finding the Fourth Proportional to 403,306.96, 605,334.66 and 203,767.52
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Solution
The fourth proportional to 403,306.96, 605,334.66 and 203,767.52 is: 305,840.35
Step by Step Solution
- Step 1: Write the proportion equation
403,306.96 : 605,334.66 = 203,767.52 : x - Step 2: Convert to fraction form
403,306.96/605,334.66 = 203,767.52/x - Step 3: Cross multiply
403,306.96x = 605,334.66 × 203,767.52 - Step 4: Simplify right side
403,306.96x = 123,347,542,438.24 - Step 5: Solve for x
x = 123,347,542,438.24/403,306.96 - Step 6: Final answer
x = 305,840.35
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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.