Finding the Fourth Proportional to 464,466.60, 641,023.20 and 273,497.76
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Solution
The fourth proportional to 464,466.60, 641,023.20 and 273,497.76 is: 377,461.82
Step by Step Solution
- Step 1: Write the proportion equation
464,466.60 : 641,023.20 = 273,497.76 : x - Step 2: Convert to fraction form
464,466.60/641,023.20 = 273,497.76/x - Step 3: Cross multiply
464,466.60x = 641,023.20 × 273,497.76 - Step 4: Simplify right side
464,466.60x = 175,318,409,308.03 - Step 5: Solve for x
x = 175,318,409,308.03/464,466.60 - Step 6: Final answer
x = 377,461.82
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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.