Finding the Fourth Proportional to 482,805.80, 724,295.10 and 202,351.40
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Solution
The fourth proportional to 482,805.80, 724,295.10 and 202,351.40 is: 303,563.31
Step by Step Solution
- Step 1: Write the proportion equation
482,805.80 : 724,295.10 = 202,351.40 : x - Step 2: Convert to fraction form
482,805.80/724,295.10 = 202,351.40/x - Step 3: Cross multiply
482,805.80x = 724,295.10 × 202,351.40 - Step 4: Simplify right side
482,805.80x = 146,562,127,498.14 - Step 5: Solve for x
x = 146,562,127,498.14/482,805.80 - Step 6: Final answer
x = 303,563.31
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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.