Finding the Fourth Proportional to 840,296.82, 1,159,707.64 and 477,774.99
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Solution
The fourth proportional to 840,296.82, 1,159,707.64 and 477,774.99 is: 659,385.22
Step by Step Solution
- Step 1: Write the proportion equation
840,296.82 : 1,159,707.64 = 477,774.99 : x - Step 2: Convert to fraction form
840,296.82/1,159,707.64 = 477,774.99/x - Step 3: Cross multiply
840,296.82x = 1,159,707.64 × 477,774.99 - Step 4: Simplify right side
840,296.82x = 554,079,306,103.92 - Step 5: Solve for x
x = 554,079,306,103.92/840,296.82 - Step 6: Final answer
x = 659,385.22
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.