Finding the Fourth Proportional to 576,110.23, 795,027.81 and 317,987.12
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Solution
The fourth proportional to 576,110.23, 795,027.81 and 317,987.12 is: 438,819.85
Step by Step Solution
- Step 1: Write the proportion equation
576,110.23 : 795,027.81 = 317,987.12 : x - Step 2: Convert to fraction form
576,110.23/795,027.81 = 317,987.12/x - Step 3: Cross multiply
576,110.23x = 795,027.81 × 317,987.12 - Step 4: Simplify right side
576,110.23x = 252,808,605,609.38 - Step 5: Solve for x
x = 252,808,605,609.38/576,110.23 - Step 6: Final answer
x = 438,819.85
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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.