Finding the Fourth Proportional to 625,602.24, 939,898.98 and 401,403.12
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Solution
The fourth proportional to 625,602.24, 939,898.98 and 401,403.12 is: 603,064.31
Step by Step Solution
- Step 1: Write the proportion equation
625,602.24 : 939,898.98 = 401,403.12 : x - Step 2: Convert to fraction form
625,602.24/939,898.98 = 401,403.12/x - Step 3: Cross multiply
625,602.24x = 939,898.98 × 401,403.12 - Step 4: Simplify right side
625,602.24x = 377,278,383,056.82 - Step 5: Solve for x
x = 377,278,383,056.82/625,602.24 - Step 6: Final answer
x = 603,064.31
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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.