Finding the Fourth Proportional to 770,484.80, 1,155,777.92 and 201,879.82
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Solution
The fourth proportional to 770,484.80, 1,155,777.92 and 201,879.82 is: 302,833.02
Step by Step Solution
- Step 1: Write the proportion equation
770,484.80 : 1,155,777.92 = 201,879.82 : x - Step 2: Convert to fraction form
770,484.80/1,155,777.92 = 201,879.82/x - Step 3: Cross multiply
770,484.80x = 1,155,777.92 × 201,879.82 - Step 4: Simplify right side
770,484.80x = 233,328,238,449.57 - Step 5: Solve for x
x = 233,328,238,449.57/770,484.80 - Step 6: Final answer
x = 302,833.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.