Finding the Fourth Proportional to 603,202.02, 832,385.76 and 331,305.54
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Solution
The fourth proportional to 603,202.02, 832,385.76 and 331,305.54 is: 457,183.50
Step by Step Solution
- Step 1: Write the proportion equation
603,202.02 : 832,385.76 = 331,305.54 : x - Step 2: Convert to fraction form
603,202.02/832,385.76 = 331,305.54/x - Step 3: Cross multiply
603,202.02x = 832,385.76 × 331,305.54 - Step 4: Simplify right side
603,202.02x = 275,774,013,705.11 - Step 5: Solve for x
x = 275,774,013,705.11/603,202.02 - Step 6: Final answer
x = 457,183.50
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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.