Finding the Fourth Proportional to 985,192.58, 1,475,443.10 and 629,103.62
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Solution
The fourth proportional to 985,192.58, 1,475,443.10 and 629,103.62 is: 942,157.52
Step by Step Solution
- Step 1: Write the proportion equation
985,192.58 : 1,475,443.10 = 629,103.62 : x - Step 2: Convert to fraction form
985,192.58/1,475,443.10 = 629,103.62/x - Step 3: Cross multiply
985,192.58x = 1,475,443.10 × 629,103.62 - Step 4: Simplify right side
985,192.58x = 928,206,595,314.02 - Step 5: Solve for x
x = 928,206,595,314.02/985,192.58 - Step 6: Final answer
x = 942,157.52
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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.