Finding the Fourth Proportional to 589,778.14, 884,442.42 and 210,628.06
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Solution
The fourth proportional to 589,778.14, 884,442.42 and 210,628.06 is: 315,861.81
Step by Step Solution
- Step 1: Write the proportion equation
589,778.14 : 884,442.42 = 210,628.06 : x - Step 2: Convert to fraction form
589,778.14/884,442.42 = 210,628.06/x - Step 3: Cross multiply
589,778.14x = 884,442.42 × 210,628.06 - Step 4: Simplify right side
589,778.14x = 186,288,391,106.31 - Step 5: Solve for x
x = 186,288,391,106.31/589,778.14 - Step 6: Final answer
x = 315,861.81
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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.