Finding the Fourth Proportional to 656,580.24, 906,502.42 and 411,900.46
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Solution
The fourth proportional to 656,580.24, 906,502.42 and 411,900.46 is: 568,687.17
Step by Step Solution
- Step 1: Write the proportion equation
656,580.24 : 906,502.42 = 411,900.46 : x - Step 2: Convert to fraction form
656,580.24/906,502.42 = 411,900.46/x - Step 3: Cross multiply
656,580.24x = 906,502.42 × 411,900.46 - Step 4: Simplify right side
656,580.24x = 373,388,761,124.82 - Step 5: Solve for x
x = 373,388,761,124.82/656,580.24 - Step 6: Final answer
x = 568,687.17
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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.