Finding the Fourth Proportional to 446,730.60, 670,214.70 and 193,902.60
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Solution
The fourth proportional to 446,730.60, 670,214.70 and 193,902.60 is: 290,905.46
Step by Step Solution
- Step 1: Write the proportion equation
446,730.60 : 670,214.70 = 193,902.60 : x - Step 2: Convert to fraction form
446,730.60/670,214.70 = 193,902.60/x - Step 3: Cross multiply
446,730.60x = 670,214.70 × 193,902.60 - Step 4: Simplify right side
446,730.60x = 129,956,372,888.22 - Step 5: Solve for x
x = 129,956,372,888.22/446,730.60 - Step 6: Final answer
x = 290,905.46
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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.