Finding the Fourth Proportional to 579,182.13, 798,385.34 and 406,615.98
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Solution
The fourth proportional to 579,182.13, 798,385.34 and 406,615.98 is: 560,508.03
Step by Step Solution
- Step 1: Write the proportion equation
579,182.13 : 798,385.34 = 406,615.98 : x - Step 2: Convert to fraction form
579,182.13/798,385.34 = 406,615.98/x - Step 3: Cross multiply
579,182.13x = 798,385.34 × 406,615.98 - Step 4: Simplify right side
579,182.13x = 324,636,237,441.73 - Step 5: Solve for x
x = 324,636,237,441.73/579,182.13 - Step 6: Final answer
x = 560,508.03
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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.