Finding the Fourth Proportional to 675,782.32, 1,016,103.84 and 623,118.02
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Solution
The fourth proportional to 675,782.32, 1,016,103.84 and 623,118.02 is: 936,917.99
Step by Step Solution
- Step 1: Write the proportion equation
675,782.32 : 1,016,103.84 = 623,118.02 : x - Step 2: Convert to fraction form
675,782.32/1,016,103.84 = 623,118.02/x - Step 3: Cross multiply
675,782.32x = 1,016,103.84 × 623,118.02 - Step 4: Simplify right side
675,782.32x = 633,152,612,895.20 - Step 5: Solve for x
x = 633,152,612,895.20/675,782.32 - Step 6: Final answer
x = 936,917.99
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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.