Finding the Fourth Proportional to 677,742.24, 1,015,952.38 and 322,660.92
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Solution
The fourth proportional to 677,742.24, 1,015,952.38 and 322,660.92 is: 483,676.70
Step by Step Solution
- Step 1: Write the proportion equation
677,742.24 : 1,015,952.38 = 322,660.92 : x - Step 2: Convert to fraction form
677,742.24/1,015,952.38 = 322,660.92/x - Step 3: Cross multiply
677,742.24x = 1,015,952.38 × 322,660.92 - Step 4: Simplify right side
677,742.24x = 327,808,129,606.99 - Step 5: Solve for x
x = 327,808,129,606.99/677,742.24 - Step 6: Final answer
x = 483,676.70
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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.