Finding the Fourth Proportional to 470,639.76, 705,562.36 and 204,199.44
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Solution
The fourth proportional to 470,639.76, 705,562.36 and 204,199.44 is: 306,126.79
Step by Step Solution
- Step 1: Write the proportion equation
470,639.76 : 705,562.36 = 204,199.44 : x - Step 2: Convert to fraction form
470,639.76/705,562.36 = 204,199.44/x - Step 3: Cross multiply
470,639.76x = 705,562.36 × 204,199.44 - Step 4: Simplify right side
470,639.76x = 144,075,438,797.08 - Step 5: Solve for x
x = 144,075,438,797.08/470,639.76 - Step 6: Final answer
x = 306,126.79
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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.