Finding the Fourth Proportional to 670,855.55, 1,006,069.93 and 221,492.75
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Solution
The fourth proportional to 670,855.55, 1,006,069.93 and 221,492.75 is: 332,168.66
Step by Step Solution
- Step 1: Write the proportion equation
670,855.55 : 1,006,069.93 = 221,492.75 : x - Step 2: Convert to fraction form
670,855.55/1,006,069.93 = 221,492.75/x - Step 3: Cross multiply
670,855.55x = 1,006,069.93 × 221,492.75 - Step 4: Simplify right side
670,855.55x = 222,837,189,903.93 - Step 5: Solve for x
x = 222,837,189,903.93/670,855.55 - Step 6: Final answer
x = 332,168.66
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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.