Finding the Fourth Proportional to 571,734.72, 858,116.16 and 305,722.62
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Solution
The fourth proportional to 571,734.72, 858,116.16 and 305,722.62 is: 458,858.82
Step by Step Solution
- Step 1: Write the proportion equation
571,734.72 : 858,116.16 = 305,722.62 : x - Step 2: Convert to fraction form
571,734.72/858,116.16 = 305,722.62/x - Step 3: Cross multiply
571,734.72x = 858,116.16 × 305,722.62 - Step 4: Simplify right side
571,734.72x = 262,345,520,699.54 - Step 5: Solve for x
x = 262,345,520,699.54/571,734.72 - Step 6: Final answer
x = 458,858.82
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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.