Finding the Fourth Proportional to 403,211.62, 604,907.61 and 122,750.74
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Solution
The fourth proportional to 403,211.62, 604,907.61 and 122,750.74 is: 184,153.56
Step by Step Solution
- Step 1: Write the proportion equation
403,211.62 : 604,907.61 = 122,750.74 : x - Step 2: Convert to fraction form
403,211.62/604,907.61 = 122,750.74/x - Step 3: Cross multiply
403,211.62x = 604,907.61 × 122,750.74 - Step 4: Simplify right side
403,211.62x = 74,252,856,759.13 - Step 5: Solve for x
x = 74,252,856,759.13/403,211.62 - Step 6: Final answer
x = 184,153.56
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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.