Finding the Fourth Proportional to 402,932.72, 603,790.14 and 269,574.26
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Solution
The fourth proportional to 402,932.72, 603,790.14 and 269,574.26 is: 403,953.99
Step by Step Solution
- Step 1: Write the proportion equation
402,932.72 : 603,790.14 = 269,574.26 : x - Step 2: Convert to fraction form
402,932.72/603,790.14 = 269,574.26/x - Step 3: Cross multiply
402,932.72x = 603,790.14 × 269,574.26 - Step 4: Simplify right side
402,932.72x = 162,766,280,185.80 - Step 5: Solve for x
x = 162,766,280,185.80/402,932.72 - Step 6: Final answer
x = 403,953.99
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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.