Finding the Fourth Proportional to 578,469.80, 798,193.42 and 363,457.63
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Solution
The fourth proportional to 578,469.80, 798,193.42 and 363,457.63 is: 501,511.90
Step by Step Solution
- Step 1: Write the proportion equation
578,469.80 : 798,193.42 = 363,457.63 : x - Step 2: Convert to fraction form
578,469.80/798,193.42 = 363,457.63/x - Step 3: Cross multiply
578,469.80x = 798,193.42 × 363,457.63 - Step 4: Simplify right side
578,469.80x = 290,109,484,723.83 - Step 5: Solve for x
x = 290,109,484,723.83/578,469.80 - Step 6: Final answer
x = 501,511.90
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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.