Finding the Fourth Proportional to 396,609.42, 594,709.99 and 159,888.54
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Solution
The fourth proportional to 396,609.42, 594,709.99 and 159,888.54 is: 239,750.51
Step by Step Solution
- Step 1: Write the proportion equation
396,609.42 : 594,709.99 = 159,888.54 : x - Step 2: Convert to fraction form
396,609.42/594,709.99 = 159,888.54/x - Step 3: Cross multiply
396,609.42x = 594,709.99 × 159,888.54 - Step 4: Simplify right side
396,609.42x = 95,087,312,024.51 - Step 5: Solve for x
x = 95,087,312,024.51/396,609.42 - Step 6: Final answer
x = 239,750.51
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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.