Finding the Fourth Proportional to 497,625.57, 746,438.90 and 123,648.57
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Solution
The fourth proportional to 497,625.57, 746,438.90 and 123,648.57 is: 185,472.99
Step by Step Solution
- Step 1: Write the proportion equation
497,625.57 : 746,438.90 = 123,648.57 : x - Step 2: Convert to fraction form
497,625.57/746,438.90 = 123,648.57/x - Step 3: Cross multiply
497,625.57x = 746,438.90 × 123,648.57 - Step 4: Simplify right side
497,625.57x = 92,296,101,959.13 - Step 5: Solve for x
x = 92,296,101,959.13/497,625.57 - Step 6: Final answer
x = 185,472.99
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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.