Finding the Fourth Proportional to 603,174.12, 832,347.81 and 345,056.19
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Solution
The fourth proportional to 603,174.12, 832,347.81 and 345,056.19 is: 476,158.96
Step by Step Solution
- Step 1: Write the proportion equation
603,174.12 : 832,347.81 = 345,056.19 : x - Step 2: Convert to fraction form
603,174.12/832,347.81 = 345,056.19/x - Step 3: Cross multiply
603,174.12x = 832,347.81 × 345,056.19 - Step 4: Simplify right side
603,174.12x = 287,206,764,073.44 - Step 5: Solve for x
x = 287,206,764,073.44/603,174.12 - Step 6: Final answer
x = 476,158.96
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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.