Finding the Fourth Proportional to 603,228.26, 904,841.87 and 153,949.09
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Solution
The fourth proportional to 603,228.26, 904,841.87 and 153,949.09 is: 230,923.50
Step by Step Solution
- Step 1: Write the proportion equation
603,228.26 : 904,841.87 = 153,949.09 : x - Step 2: Convert to fraction form
603,228.26/904,841.87 = 153,949.09/x - Step 3: Cross multiply
603,228.26x = 904,841.87 × 153,949.09 - Step 4: Simplify right side
603,228.26x = 139,299,582,480.40 - Step 5: Solve for x
x = 139,299,582,480.40/603,228.26 - Step 6: Final answer
x = 230,923.50
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1.5x scale
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.