Finding the Fourth Proportional to 983,929.14, 1,474,457.58 and 436,160.70
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Solution
The fourth proportional to 983,929.14, 1,474,457.58 and 436,160.70 is: 653,604.44
Step by Step Solution
- Step 1: Write the proportion equation
983,929.14 : 1,474,457.58 = 436,160.70 : x - Step 2: Convert to fraction form
983,929.14/1,474,457.58 = 436,160.70/x - Step 3: Cross multiply
983,929.14x = 1,474,457.58 × 436,160.70 - Step 4: Simplify right side
983,929.14x = 643,100,450,213.11 - Step 5: Solve for x
x = 643,100,450,213.11/983,929.14 - Step 6: Final answer
x = 653,604.44
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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.