Finding the Fourth Proportional to 696,141.84, 1,044,213.68 and 190,707.24
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Solution
The fourth proportional to 696,141.84, 1,044,213.68 and 190,707.24 is: 286,061.11
Step by Step Solution
- Step 1: Write the proportion equation
696,141.84 : 1,044,213.68 = 190,707.24 : x - Step 2: Convert to fraction form
696,141.84/1,044,213.68 = 190,707.24/x - Step 3: Cross multiply
696,141.84x = 1,044,213.68 × 190,707.24 - Step 4: Simplify right side
696,141.84x = 199,139,108,883.04 - Step 5: Solve for x
x = 199,139,108,883.04/696,141.84 - Step 6: Final answer
x = 286,061.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.