Finding the Fourth Proportional to 730,289.44, 1,007,819.99 and 408,034.99
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Solution
The fourth proportional to 730,289.44, 1,007,819.99 and 408,034.99 is: 563,099.78
Step by Step Solution
- Step 1: Write the proportion equation
730,289.44 : 1,007,819.99 = 408,034.99 : x - Step 2: Convert to fraction form
730,289.44/1,007,819.99 = 408,034.99/x - Step 3: Cross multiply
730,289.44x = 1,007,819.99 × 408,034.99 - Step 4: Simplify right side
730,289.44x = 411,225,819,541.45 - Step 5: Solve for x
x = 411,225,819,541.45/730,289.44 - Step 6: Final answer
x = 563,099.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.