Finding the Fourth Proportional to 696,179.84, 1,044,270.56 and 190,745.20
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Solution
The fourth proportional to 696,179.84, 1,044,270.56 and 190,745.20 is: 286,118.02
Step by Step Solution
- Step 1: Write the proportion equation
696,179.84 : 1,044,270.56 = 190,745.20 : x - Step 2: Convert to fraction form
696,179.84/1,044,270.56 = 190,745.20/x - Step 3: Cross multiply
696,179.84x = 1,044,270.56 × 190,745.20 - Step 4: Simplify right side
696,179.84x = 199,189,596,821.31 - Step 5: Solve for x
x = 199,189,596,821.31/696,179.84 - Step 6: Final answer
x = 286,118.02
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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.