Finding the Fourth Proportional to 712,041.86, 1,067,947.67 and 262,974.22
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Solution
The fourth proportional to 712,041.86, 1,067,947.67 and 262,974.22 is: 394,418.81
Step by Step Solution
- Step 1: Write the proportion equation
712,041.86 : 1,067,947.67 = 262,974.22 : x - Step 2: Convert to fraction form
712,041.86/1,067,947.67 = 262,974.22/x - Step 3: Cross multiply
712,041.86x = 1,067,947.67 × 262,974.22 - Step 4: Simplify right side
712,041.86x = 280,842,703,506.63 - Step 5: Solve for x
x = 280,842,703,506.63/712,041.86 - Step 6: Final answer
x = 394,418.81
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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.