Finding the Fourth Proportional to 611,584.74, 917,347.68 and 206,749.98
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Solution
The fourth proportional to 611,584.74, 917,347.68 and 206,749.98 is: 310,115.02
Step by Step Solution
- Step 1: Write the proportion equation
611,584.74 : 917,347.68 = 206,749.98 : x - Step 2: Convert to fraction form
611,584.74/917,347.68 = 206,749.98/x - Step 3: Cross multiply
611,584.74x = 917,347.68 × 206,749.98 - Step 4: Simplify right side
611,584.74x = 189,661,614,493.05 - Step 5: Solve for x
x = 189,661,614,493.05/611,584.74 - Step 6: Final answer
x = 310,115.02
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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.