Finding the Fourth Proportional to 590,347.34, 885,633.27 and 408,743.99
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Solution
The fourth proportional to 590,347.34, 885,633.27 and 408,743.99 is: 613,193.71
Step by Step Solution
- Step 1: Write the proportion equation
590,347.34 : 885,633.27 = 408,743.99 : x - Step 2: Convert to fraction form
590,347.34/885,633.27 = 408,743.99/x - Step 3: Cross multiply
590,347.34x = 885,633.27 × 408,743.99 - Step 4: Simplify right side
590,347.34x = 361,997,276,456.55 - Step 5: Solve for x
x = 361,997,276,456.55/590,347.34 - Step 6: Final answer
x = 613,193.71
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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.