Finding the Fourth Proportional to 603,427.63, 832,637.65 and 348,729.67
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Solution
The fourth proportional to 603,427.63, 832,637.65 and 348,729.67 is: 481,193.50
Step by Step Solution
- Step 1: Write the proportion equation
603,427.63 : 832,637.65 = 348,729.67 : x - Step 2: Convert to fraction form
603,427.63/832,637.65 = 348,729.67/x - Step 3: Cross multiply
603,427.63x = 832,637.65 × 348,729.67 - Step 4: Simplify right side
603,427.63x = 290,365,452,914.08 - Step 5: Solve for x
x = 290,365,452,914.08/603,427.63 - Step 6: Final answer
x = 481,193.50
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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.