Finding the Fourth Proportional to 904,039.14, 1,247,491.50 and 536,452.92
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Solution
The fourth proportional to 904,039.14, 1,247,491.50 and 536,452.92 is: 740,256.07
Step by Step Solution
- Step 1: Write the proportion equation
904,039.14 : 1,247,491.50 = 536,452.92 : x - Step 2: Convert to fraction form
904,039.14/1,247,491.50 = 536,452.92/x - Step 3: Cross multiply
904,039.14x = 1,247,491.50 × 536,452.92 - Step 4: Simplify right side
904,039.14x = 669,220,457,850.18 - Step 5: Solve for x
x = 669,220,457,850.18/904,039.14 - Step 6: Final answer
x = 740,256.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.