Finding the Fourth Proportional to 230,865.99, 318,775.41 and 177,065.79
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Solution
The fourth proportional to 230,865.99, 318,775.41 and 177,065.79 is: 244,489.11
Step by Step Solution
- Step 1: Write the proportion equation
230,865.99 : 318,775.41 = 177,065.79 : x - Step 2: Convert to fraction form
230,865.99/318,775.41 = 177,065.79/x - Step 3: Cross multiply
230,865.99x = 318,775.41 × 177,065.79 - Step 4: Simplify right side
230,865.99x = 56,444,219,804.22 - Step 5: Solve for x
x = 56,444,219,804.22/230,865.99 - Step 6: Final answer
x = 244,489.11
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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.