Finding the Fourth Proportional to 746,541.30, 1,119,287.07 and 346,757.70
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Solution
The fourth proportional to 746,541.30, 1,119,287.07 and 346,757.70 is: 519,892.75
Step by Step Solution
- Step 1: Write the proportion equation
746,541.30 : 1,119,287.07 = 346,757.70 : x - Step 2: Convert to fraction form
746,541.30/1,119,287.07 = 346,757.70/x - Step 3: Cross multiply
746,541.30x = 1,119,287.07 × 346,757.70 - Step 4: Simplify right side
746,541.30x = 388,121,410,032.94 - Step 5: Solve for x
x = 388,121,410,032.94/746,541.30 - Step 6: Final answer
x = 519,892.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.