Finding the Fourth Proportional to 343,550.30, 474,099.98 and 190,588.49
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Solution
The fourth proportional to 343,550.30, 474,099.98 and 190,588.49 is: 263,012.44
Step by Step Solution
- Step 1: Write the proportion equation
343,550.30 : 474,099.98 = 190,588.49 : x - Step 2: Convert to fraction form
343,550.30/474,099.98 = 190,588.49/x - Step 3: Cross multiply
343,550.30x = 474,099.98 × 190,588.49 - Step 4: Simplify right side
343,550.30x = 90,358,001,758.55 - Step 5: Solve for x
x = 90,358,001,758.55/343,550.30 - Step 6: Final answer
x = 263,012.44
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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.