Finding the Fourth Proportional to 396,949.35, 596,605.07 and 186,734.91
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Solution
The fourth proportional to 396,949.35, 596,605.07 and 186,734.91 is: 280,657.96
Step by Step Solution
- Step 1: Write the proportion equation
396,949.35 : 596,605.07 = 186,734.91 : x - Step 2: Convert to fraction form
396,949.35/596,605.07 = 186,734.91/x - Step 3: Cross multiply
396,949.35x = 596,605.07 × 186,734.91 - Step 4: Simplify right side
396,949.35x = 111,406,994,518.83 - Step 5: Solve for x
x = 111,406,994,518.83/396,949.35 - Step 6: Final answer
x = 280,657.96
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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.