Finding the Fourth Proportional to 492,994.08, 738,357.84 and 313,066.08
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Solution
The fourth proportional to 492,994.08, 738,357.84 and 313,066.08 is: 468,879.45
Step by Step Solution
- Step 1: Write the proportion equation
492,994.08 : 738,357.84 = 313,066.08 : x - Step 2: Convert to fraction form
492,994.08/738,357.84 = 313,066.08/x - Step 3: Cross multiply
492,994.08x = 738,357.84 × 313,066.08 - Step 4: Simplify right side
492,994.08x = 231,154,794,606.07 - Step 5: Solve for x
x = 231,154,794,606.07/492,994.08 - Step 6: Final answer
x = 468,879.45
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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.