Finding the Fourth Proportional to 313,952.06, 470,917.44 and 136,459.10
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Solution
The fourth proportional to 313,952.06, 470,917.44 and 136,459.10 is: 204,684.02
Step by Step Solution
- Step 1: Write the proportion equation
313,952.06 : 470,917.44 = 136,459.10 : x - Step 2: Convert to fraction form
313,952.06/470,917.44 = 136,459.10/x - Step 3: Cross multiply
313,952.06x = 470,917.44 × 136,459.10 - Step 4: Simplify right side
313,952.06x = 64,260,970,036.70 - Step 5: Solve for x
x = 64,260,970,036.70/313,952.06 - Step 6: Final answer
x = 204,684.02
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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.