Finding the Fourth Proportional to 903,496.44, 1,354,749.84 and 416,650.26
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Solution
The fourth proportional to 903,496.44, 1,354,749.84 and 416,650.26 is: 624,747.20
Step by Step Solution
- Step 1: Write the proportion equation
903,496.44 : 1,354,749.84 = 416,650.26 : x - Step 2: Convert to fraction form
903,496.44/1,354,749.84 = 416,650.26/x - Step 3: Cross multiply
903,496.44x = 1,354,749.84 × 416,650.26 - Step 4: Simplify right side
903,496.44x = 564,456,873,070.96 - Step 5: Solve for x
x = 564,456,873,070.96/903,496.44 - Step 6: Final answer
x = 624,747.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.