Finding the Fourth Proportional to 320,888.14, 481,325.73 and 110,521.42
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Solution
The fourth proportional to 320,888.14, 481,325.73 and 110,521.42 is: 165,779.90
Step by Step Solution
- Step 1: Write the proportion equation
320,888.14 : 481,325.73 = 110,521.42 : x - Step 2: Convert to fraction form
320,888.14/481,325.73 = 110,521.42/x - Step 3: Cross multiply
320,888.14x = 481,325.73 × 110,521.42 - Step 4: Simplify right side
320,888.14x = 53,196,803,162.14 - Step 5: Solve for x
x = 53,196,803,162.14/320,888.14 - Step 6: Final answer
x = 165,779.90
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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.