Finding the Fourth Proportional to 375,213.62, 562,828.73 and 135,346.70
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Solution
The fourth proportional to 375,213.62, 562,828.73 and 135,346.70 is: 203,023.04
Step by Step Solution
- Step 1: Write the proportion equation
375,213.62 : 562,828.73 = 135,346.70 : x - Step 2: Convert to fraction form
375,213.62/562,828.73 = 135,346.70/x - Step 3: Cross multiply
375,213.62x = 562,828.73 × 135,346.70 - Step 4: Simplify right side
375,213.62x = 76,177,007,779.81 - Step 5: Solve for x
x = 76,177,007,779.81/375,213.62 - Step 6: Final answer
x = 203,023.04
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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.