Finding the Fourth Proportional to 298,828.93, 448,239.23 and 170,471.31
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Solution
The fourth proportional to 298,828.93, 448,239.23 and 170,471.31 is: 255,704.59
Step by Step Solution
- Step 1: Write the proportion equation
298,828.93 : 448,239.23 = 170,471.31 : x - Step 2: Convert to fraction form
298,828.93/448,239.23 = 170,471.31/x - Step 3: Cross multiply
298,828.93x = 448,239.23 × 170,471.31 - Step 4: Simplify right side
298,828.93x = 76,411,927,879.13 - Step 5: Solve for x
x = 76,411,927,879.13/298,828.93 - Step 6: Final answer
x = 255,704.59
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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.