Finding the Fourth Proportional to 693,377.98, 1,038,197.99 and 452,896.37
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Solution
The fourth proportional to 693,377.98, 1,038,197.99 and 452,896.37 is: 678,123.78
Step by Step Solution
- Step 1: Write the proportion equation
693,377.98 : 1,038,197.99 = 452,896.37 : x - Step 2: Convert to fraction form
693,377.98/1,038,197.99 = 452,896.37/x - Step 3: Cross multiply
693,377.98x = 1,038,197.99 × 452,896.37 - Step 4: Simplify right side
693,377.98x = 470,196,093,556.83 - Step 5: Solve for x
x = 470,196,093,556.83/693,377.98 - Step 6: Final answer
x = 678,123.78
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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.