Finding the Fourth Proportional to 696,155, 1,044,233.42 and 190,720.42
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Solution
The fourth proportional to 696,155, 1,044,233.42 and 190,720.42 is: 286,080.88
Step by Step Solution
- Step 1: Write the proportion equation
696,155 : 1,044,233.42 = 190,720.42 : x - Step 2: Convert to fraction form
696,155/1,044,233.42 = 190,720.42/x - Step 3: Cross multiply
696,155x = 1,044,233.42 × 190,720.42 - Step 4: Simplify right side
696,155x = 199,156,636,440.44 - Step 5: Solve for x
x = 199,156,636,440.44/696,155 - Step 6: Final answer
x = 286,080.88
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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.