Finding the Fourth Proportional to 340,964.84, 470,733.10 and 303,134.42
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Solution
The fourth proportional to 340,964.84, 470,733.10 and 303,134.42 is: 418,504.75
Step by Step Solution
- Step 1: Write the proportion equation
340,964.84 : 470,733.10 = 303,134.42 : x - Step 2: Convert to fraction form
340,964.84/470,733.10 = 303,134.42/x - Step 3: Cross multiply
340,964.84x = 470,733.10 × 303,134.42 - Step 4: Simplify right side
340,964.84x = 142,695,405,243.30 - Step 5: Solve for x
x = 142,695,405,243.30/340,964.84 - Step 6: Final answer
x = 418,504.75
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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.