Finding the Fourth Proportional to 603,573.60, 832,927.44 and 331,644.36
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Solution
The fourth proportional to 603,573.60, 832,927.44 and 331,644.36 is: 457,666.95
Step by Step Solution
- Step 1: Write the proportion equation
603,573.60 : 832,927.44 = 331,644.36 : x - Step 2: Convert to fraction form
603,573.60/832,927.44 = 331,644.36/x - Step 3: Cross multiply
603,573.60x = 832,927.44 × 331,644.36 - Step 4: Simplify right side
603,573.60x = 276,235,687,765.24 - Step 5: Solve for x
x = 276,235,687,765.24/603,573.60 - Step 6: Final answer
x = 457,666.95
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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.