Finding the Fourth Proportional to 734,069.84, 1,100,748.77 and 430,563.18
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Solution
The fourth proportional to 734,069.84, 1,100,748.77 and 430,563.18 is: 645,635.97
Step by Step Solution
- Step 1: Write the proportion equation
734,069.84 : 1,100,748.77 = 430,563.18 : x - Step 2: Convert to fraction form
734,069.84/1,100,748.77 = 430,563.18/x - Step 3: Cross multiply
734,069.84x = 1,100,748.77 × 430,563.18 - Step 4: Simplify right side
734,069.84x = 473,941,888,639.47 - Step 5: Solve for x
x = 473,941,888,639.47/734,069.84 - Step 6: Final answer
x = 645,635.97
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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.