Finding the Fourth Proportional to 437,228.74, 603,654.24 and 356,847.99
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Solution
The fourth proportional to 437,228.74, 603,654.24 and 356,847.99 is: 492,677.59
Step by Step Solution
- Step 1: Write the proportion equation
437,228.74 : 603,654.24 = 356,847.99 : x - Step 2: Convert to fraction form
437,228.74/603,654.24 = 356,847.99/x - Step 3: Cross multiply
437,228.74x = 603,654.24 × 356,847.99 - Step 4: Simplify right side
437,228.74x = 215,412,802,198.98 - Step 5: Solve for x
x = 215,412,802,198.98/437,228.74 - Step 6: Final answer
x = 492,677.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.