Finding the Fourth Proportional to 671,273.55, 926,377.84 and 365,372.05
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Solution
The fourth proportional to 671,273.55, 926,377.84 and 365,372.05 is: 504,224.50
Step by Step Solution
- Step 1: Write the proportion equation
671,273.55 : 926,377.84 = 365,372.05 : x - Step 2: Convert to fraction form
671,273.55/926,377.84 = 365,372.05/x - Step 3: Cross multiply
671,273.55x = 926,377.84 × 365,372.05 - Step 4: Simplify right side
671,273.55x = 338,472,570,353.10 - Step 5: Solve for x
x = 338,472,570,353.10/671,273.55 - Step 6: Final answer
x = 504,224.50
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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.